Rascal Flatts’ Jay DeMarcus launching new memoir with national TV appearances Sharing Stories from His Turbulent Youth, Getting His Start in the Music Industry, and the Unshakeable Hope that Kept Him Going Shotgun Angels Releases April 30, 2019 with Media Appearances on TODAY and FOX & Friends  Grand Rapids, Mich., April 26, 2019— Jay DeMarcus, founding member of the superstar vocal group Rascal Flatts, gives fans a glimpse into the creation of the band and shares a message of hope instilled…