to talk. >> none of the officers describe using any force against mr. gray. >> witnesses say they saw something rougher. >> they flipped him over and put both knees on his back and held him there until the cruiser came to pick him up. >> later when gray was taken out of the van, less an an hour after he got in he couldn't breathe or talk. he lapse into a coma and died a week later of a severe spinal cord injury. the critical questions remaining tonight, what caused his injury and what happened inside the police van. police say gray asked for an inhaler about the same time he got in the van at 8:42 a.m. on april 12th less than four minutes later the van stopped. the van operator says gray was irate. he was placed in leg irons. it's one of at least two stops the van made with gray inside. another was to pick up another suspect. police say the two were separated by a metal barrier. >> we learned for the first time at some point, probably right before he was sent to the hospital there was a second