Chicago-based singer-songwriter Ella Williams recently announced her third album as Squirrel Flower, and ahead of the fall release of Tomorrow’s Fire (Oct. 13, Polyvinyl Record Co.), she’s shared a new single (and music video) from the LP, the Bruce Springsteen-inspired “Alley Light.” Though the light touch of Squirrel Flower’s 2020 full-length debut I Was Born Swimming earned her the “indie …