Editing Killswitch Engage (section)

===Jones's departure, Leach's return and ''Disarm the Descent'' (2011–2015)===
In an interview with FTC, Gun Shy Assassin, Mike D'Antonio had stated that the band was currently in the works for a sixth studio album. D'Antonio stated, "Currently, everyone is individually writing demos for the next Killswitch Engage record. There is no release date yet, but I would assume it will be out early 2012."<ref>{{cite web |url=http://gunshyassassin.com/news/killswitch-engages-writing-material-for-new-album/ |title=Killswitch Engage Writing Material For New Album – Blorge |website=Gunshyassassin.com |date=June 29, 2011 |access-date=March 13, 2016 |url-status=usurped |archive-url=https://web.archive.org/web/20150322083922/http://gunshyassassin.com/news/killswitch-engages-writing-material-for-new-album/ |archive-date=March 22, 2015 |df=mdy-all }}</ref> Adam Dutkiewicz followed that up with a statement on the Killswitch Engage Facebook, saying "YO! Its Adam D! We're about to begin writing our new record. Thanks to all of our fans for waiting so friggin' patiently...now let's turn on the "riff faucet" and RAGE!"<ref>{{cite web|url=http://www.facebook.com/killswitchengage/posts/10150274799956581 |archive-url=https://ghostarchive.org/iarchive/facebook/7318341580/10150274799956581 |archive-date=2022-02-26 |url-access=limited|title=YO! Its Adam D! We're about to begin... – Killswitch Engage |publisher=Facebook |date=August 26, 2011 |access-date=March 13, 2016}}{{cbignore}}</ref> On December 1, 2011, Mike D'Antonio posted online that Killswitch Engage should be entering the studio around February/March 2012 to record their sixth album expected around summer 2012. He also stated that the band had eight demos finished for the new record.<ref name="blabbermouth.net">{{cite news |url=http://www.roadrunnerrecords.com/blabbermouth.net/news.aspx?mode=Article&newsitemID=166729 |title=KILLSWITCH ENGAGE Bassist: 'We Have Eight Demos Finished For The New Record' However the departure of Howard Jones might have delayed any news for the upcoming album. |work=Blabbermouth.net |access-date=December 1, 2011 |url-status=dead |archive-url=https://web.archive.org/web/20111223060009/http://www.roadrunnerrecords.com/blabbermouth.net/news.aspx?mode=Article&newsitemID=166729 |archive-date=December 23, 2011 |df=mdy-all }}</ref>

On January 4, 2012, the band announced via the band's official website, along with their other official sources, that Howard Jones had left the band after his nine-year membership with them.<ref name="jonesleaves"/> In the statement, the band did not disclose the reason for this decision out of respect for Jones, but simply thanked him for his nine years with the band and wished him well, as well as thanking the fans for their support as they began the search for a new lead singer;<ref name=jonesleaves>{{cite magazine|title=Howard Jones Leaves Killswitch Engage|url=http://www.metalhammer.co.uk/top-posts/howard-jones-leaves-killswitch-engage/|magazine=[[Metal Hammer]]|date=January 4, 2012|access-date=January 5, 2012|archive-url=https://web.archive.org/web/20120108163920/http://www.metalhammer.co.uk/top-posts/howard-jones-leaves-killswitch-engage|archive-date=January 8, 2012}}</ref><ref>{{cite web|url=https://www.facebook.com/killswitchengage/posts/10150457939016581 |archive-url=https://ghostarchive.org/iarchive/facebook/7318341580/10150457939016581 |archive-date=2022-02-26 |url-access=limited|title=Killswitch Engage|website=Facebook.com|access-date=April 18, 2018}}{{cbignore}}</ref> Jones later explained he departed the band to manage his [[type 2 diabetes]] which was worsened by a hectic touring lifestyle.<ref>{{cite web|title = Howard Jones Explains Killswitch Engage Departure |url=http://www.ultimate-guitar.com/news/general_music_news/howard_jones_explains_killswitch_engage_departure.html?no_takeover|publisher=ultimate-guitar.com |access-date=September 26, 2012}}</ref> Soon after the announcement of Jones's departure, rumors began that Phil Labonte of [[All That Remains (band)|All That Remains]] would officially take over lead vocals due to his previous history with the band, although Labonte quickly dispelled the rumor.<ref>{{cite web |url=http://www.roadrunnerrecords.com/blabbermouth.net/news.aspx?mode=Article&newsitemID=167917 |title=Blabbermouth.Net – All That Remains Singer Will Not Be Joining Killswitch Engage |publisher=Roadrunnerrecords.com |access-date=April 13, 2012 |url-status=dead |archive-url=https://web.archive.org/web/20120109001514/http://www.roadrunnerrecords.com/blabbermouth.net/news.aspx?mode=Article&newsitemID=167917 |archive-date=January 9, 2012 |df=mdy-all }}</ref> Many vocalists were considered in the search for a new one for the band. The band's search for a new singer concluded in February with the announcement that original lead vocalist Jesse Leach would return to the band, as the band felt that Leach's energy, as well as his overall comfort and command of both the old and new material, made him the clear choice during auditions.<ref name=facebook>{{cite web|url=https://www.facebook.com/killswitchengage/posts/10150528798241581 |archive-url=https://ghostarchive.org/iarchive/facebook/7318341580/10150528798241581 |archive-date=2022-02-26 |url-access=limited|publisher=facebook.com |last = Killswitch Engage|access-date=February 8, 2012 |date=February 8, 2012 |title= Killswitch Engage Announce New Singer: Jesse Leach}}{{cbignore}}</ref> Following Leach's return, the band continued to the process of recording their new album and touring. On April 22, 2012, the band performed Leach's first show since 2002 at the New England Metal and Hardcore Fest.

On June 20, 2012, the demo version of a new song titled "This Is Confrontation" was leaked on YouTube. Not long after the song was leaked, the videos were soon deleted. Later, the band took part in [[Metal Hammer]]'s "[[Trespass America Festival]]" headlined by [[Five Finger Death Punch]] with additional support from [[God Forbid]], [[Emmure]], [[Pop Evil]], [[Trivium (band)|Trivium]] and [[Battlecross]].<ref>{{cite web|first=Long |last=Paul |date=April 24, 2012 |url=http://knac.com/article.asp?ArticleID=8692 |title=Trespass America Touring Fest Breaks Out: FFDP, Killswitch, Trivium, God Forbid, Hit the Road |work=KNAC |access-date=May 31, 2012 |url-status=dead |archive-url=https://web.archive.org/web/20121020223732/http://knac.com/article.asp?ArticleID=8692 |archive-date=October 20, 2012 }}</ref> The band performed this song live, confirming the song's title "No End in Sight". Not long after the album was confirmed, the song was streamed publicly again. In October 2012, with Jesse back at the helm, Killswitch Engage announced they would be celebrating the ten-year anniversary of their seminal album ''[[Alive or Just Breathing]]'' with a US Tour through November/December 2012, in which the band played the album live in its entirety. Support on the tour came from fellow Massachusetts natives [[Shadows Fall]] and Acaro.<ref>{{cite web|url=http://www.metalinjection.net/tour-dates/killswitch-engage-tour-alive-or-just-breathing |title=KILLSWITCH ENGAGE Tour with Shadows Fall, To Play Alive Or Just Breathing in Full |website=Metalinjection.net |date=October 1, 2012 |access-date=March 13, 2016}}</ref>

The album ''[[Disarm the Descent]]'' was released on April 1, 2013 in the UK, and April 2 in the US. The album debuted at number 15 on the [[UK Albums Chart]], while debuting at number 7 on the ''Billboard'' 200.<ref>{{cite web |url=http://www.roadrunnerrecords.co.uk/page/News?news_id=121552 |title=Watch Killswitch Engage 'In Due Time' Right Here! – Roadrunner Records Uk |publisher=Roadrunnerrecords.co.uk |access-date=April 9, 2013 |archive-date=December 5, 2014 |archive-url=https://web.archive.org/web/20141205124840/http://www.roadrunnerrecords.co.uk/page/News?news_id=121552 |url-status=dead }}</ref> The first single "In Due Time" was released on February 5, 2013.<ref>{{cite web|last=Freeman |first=Phil |url=http://www.roadrunnerrecords.com/news/killswitch-new-album-20130107 |title=Killswitch Engage Are Back! |publisher=Roadrunner Records |date=January 7, 2013 |access-date=April 9, 2013}}</ref> The album has received critical acclaim from reviewers, and has been labeled as a "true standout" and "nothing short of amazing". It was announced in December 2013 that "In Due Time" was nominated for "Best Metal Performance" at the 2014 Grammy Awards,<ref>{{cite web|url=http://www.rockrevoltmagazine.com/album-review-disarm-the-descent-killswitch-engage//| author=Connor Williams| publisher=Rock Revolt Magazine| date=March 30, 2013| title=ALBUM REVIEW: DISARM THE DESCENT – KILLSWITCH ENGAGE'}}</ref> but lost to "[[God Is Dead?]]" by [[Black Sabbath]].<ref>{{cite web|url=http://www.blabbermouth.net/news/black-sabbath-wins-best-hard-rockmetal-performance-grammy-award/ |title=Black Sabbath Wins 'Best Hard Rock/Metal Performance' Grammy Award |website=Blabbermouth.net |date=January 26, 2014 |access-date=March 13, 2016}}</ref> A tour in May 2013 was done to promote the new album. With [[Miss May I]], [[Darkest Hour (band)|Darkest Hour]], [[The Word Alive]] and [[Affiance (band)|Affiance]] as support. [[As I Lay Dying (band)|As I Lay Dying]] was originally supposed to be on the tour but dropped due to criminal charges from frontman [[Tim Lambesis]]. The band also did a co-headliner with fellow Heavy Metal act [[Lamb of God (band)|Lamb of God]] in October 2013 with [[Testament (band)|Testament]] and [[Huntress (band)|Huntress]] as support for both bands. The band did a small headliner on the east coast for Halloween 2014, with [[All That Remains (band)|All That Remains]], [[Death Ray Vision]] and City of Homes supporting.