GULFPORT, Miss. (WLOX) — A 19-year-old woman is dead, and two other people are critically injured after a shooting in Gulfport. Right now, 34-year-old John Gaddis III is behind bars, charged with three felonies— one count of first-degree murder and two counts of aggravated assault. But we’ve learned this is not the first time Gaddis has faced violent felony charges. The deadly shooting happened at a home on 32nd Avenue just before 9 p.m. Monday.