On August 20 , 2018 , at the VMAs , a ten-second long snippet of the song " My Blood " was played at the end of a commercial promoting the album . On August 27 , 2018 , a Twitter user leaked the full song onto his Twitter account in low quality , after they found that it could be played on their Apple HomePod . The leak was confirmed real when the band made the song available on streaming services later that day , as the album 's fourth single . A music video for the song was premiered on YouTube the day of the album 's release . On January 22 , 2019 , the track " Chlorine " was released as the album 's fifth single and was accompanied by a music video
VMAs
2018 MTV Video Music Awards
Trench (album)