WEST GOSHEN, PA. — Chester County District Attorney Tom Hogan took a deep breath, looked through a row of TV cameras toward the family of 18-year-old Bianca Roberson and announced Sunday morning the man police believe pulled the trigger in a road-rage shooting that snuffed out her promising young life was in custody.

Hogan announced first-degree murder charges against David Desper, 28, of the 1200 block of Anderson Avenue in Trainer, Delaware County. Desper turned himself in to West Goshen police with his attorney at 2 a.m. Sunday.

Hogan was joined by West Goshen police at a Sunday morning press conference to announce that an avalanche of tips from the public led first to the red pickup truck that was the subject of a nationwide search, then to the gunafter the shooting, the suspect fled along the shoulder of Route 100 at a high rate of speed, exiting at Paoli Pike and eventually taking Route 352 south into Delaware County. That bit of news Saturday night pushed the investigation into the neighboring county.

Meanwhile, family and friends gathered outside the Roberson family home in West Goshen to honor the young woman who was headed to Jacksonville University in Florida in just a few weeks to start her college career.

Roberson had been shopping for new clothes at Main Street at Exton with family members and had just left to drive home when she encountered the suspect on Route 100.

Police theorize she and the driver of the pickup truck started jockeying for position where Route 100 narrows to a single