The Lowdown: The most infamous act in country music, The Chicks (formerly known as the Dixie Chicks), stopped releasing new music 14 years ago, after their seventh album, Taking the Long Way, netted five Grammys. These included Album of the Year, plus Record of the Year and Song of the Year for “Not Ready to Make Nice”, which settled any lingering questions about whether they regretted their 2003 criticism of George W. Bush (they did not). Gaslighter marks the trio’s official return, and a lot has changed, both in the surrounding world and in the sound of The Chicks’ music. But some crucial elements remain the same: their attention is firmly focused ahead of them and on the things they care for. In the songs that focus on deteriorating relationships, and notably lead singer Natalie Maines’...