IN BRIEF …

Jon Randall, John Cowan, George Ducas, Jessie Alexander and Gary Nicholson will play a benefit show Wednesday (May 2) at Nashville’s Exit/In to raise money for Athletes Helping Athletes, a non-profit organization that provides prosthetics, wheelchairs, training and therapy to children with missing limbs. … Grammy winner Emmylou Harris has announced a summer tour that will kick off June 16 in Seattle and run through Aug. 25 in Kettering, Ohio, Billboard reports.