Bicyclists Christopher Graham, 34, Joel Arthur Lawrence, 57, Lynn Lashley, 57, and Michael Dayton, 60, seriously injured when car strikes them at Massengill Pond Road and Sue Drive in Angier, North Carolina

Authorities said the Donnie Marie Williams, 50, was traveling north on Massengill Pond Road near Sue Drive when she approached and struck the bicyclists from the rear. Williams' daughter, Tiffany McElveen, said her mother was driving up a hill and around a corner when she noticed the bicyclists, and another car in the opposite direction. According to McElveen, Williams attempted to avoid the incoming vehicle and the bicyclists.

"She panicked; she didn't know what to do," McElveen said. "She didn't now whether to go over and hit the other car, or try to miss the bicyclists. She just had no idea what to do. She actually stopped in the middle of the road and pulled over to get out of the road, and then she ran back. When I got here she was over there in the ditch crying."

Highway Patrol says two of the victims suffer head injuries. The victims were listed in the following condition at WakeMed: Joel Lawrence, stable Lynn Lashley, critical Christopher Graham, stable Mike Dayton, critical The group was out on a 124 mile ride. Dayton is a well-known cyclist. He spent years on Raleigh's Bicycle and Pedestrian Advisory Commission.