The other man accused in the incident is Keith Gunn, 34, of the 5800 block of West Midway Park. Gunn is accused of pistol-whipping a 27-year-old Edgewater man aboard a Red Line train on May 15 as it pulled into the Clark and Division stop and stealing his iPhone, prosecutors said in court Saturday. Gunn is charged with armed robbery and aggravated battery and was ordered held in lieu of $600,000 bail Saturday.