Reviewers have acclaimed the slow and acoustically-driven track, which has backing vocals by Maren Morris.
The song was produced by Aaron Dessner and co-written by country composer Scooter Carusoe.
The event, hosted by Reba McEntire and Darius Rucker, marked the first time the country community had come together in person for many months.
The awards will be broadcast live on ABC on Wednesday, November 11.
If 'Threads' is Crow's final full-length work, as she has suggested, then it's a remarkable closing statement.
The three-hour special will feature more than 25 performances from past CMA Fests, including those by Darius Rucker, Carrie Underwood and Tim McGraw.
Country superstar Chris Stapleton is taking his ‘All-American Road Show’ across the country this year with special guests Jason Isbell and more.
The performance will be televised as part of Fox's coverage of the game.
The CMAs will be broadcast on ABC from Nashville’s Bridgestone Arena on 13 November.
The track follows her earlier virtual duet with Johnny Cash on 'Redemption Day' and 'Live Wire,' co-starring Mavis Staples and Bonnie Raitt.
The single arrives just before Dunn heads out on the 2019 CMT Next Women of Country Tour with Cassadee Pope and Hannah Ellis.
The five-time Grammy nominees will perform their current single 'I Don’t Remember Me (Before You),' from sophomore album 'Port Saint Joe.'
Sam Hunt now has the longest-ever reign on Billboard's 58-year-old Hot Country Songs chart with 'Body Like A Back Road,' in its 25th week at No. 1.
The album Heart Break, due 9 June, 2017 by Lady Antebellum, saw the country stars writing and living together in Florida and working with producer busbee.
uDiscover reviews the London edition of C2C 2017, the Country to Country Festival, with major current country stars, revered heritage acts and new names.