The Dallas Cowboys signed La'el Collins on Thursday, bringing in the former LSU offensive tackle who had been a projected first-round pick in last week's NFL draft until his name came up in a police investigation. Collins, a 2014 All-Southeastern Conference lineman, has never been named a suspect or person of interest in the shooting death of 29-year-old Brittney Mills. Police acknowledged days before the draft that they wanted to talk to Collins because he knew the victim, who was eight months pregnant when she was gunned down at her home in late April. After he went undrafted, Collins met with police, who say he has answered all of their questions. More...