More details on last night's fatal shootings came out this afternoon. The first, which happened at about 10:30 p.m. at 9th Street and Barry Place NW, right next to the Howard University campus, appears to have been an attempted carjacking gone wrong. The victim was 47-year-old Barbara Carl, who was riding in the passenger seat of her fiance's BMW when a group of six men approached the car. When Carl's fiance tried to drive away,......