Two bicyclists, including a child, collided with vehicles after running stop signs in two separate incidents this weekend, and one of the riders was flown by medical helicopter to a Knoxville hospital, authorities said.

The first collision occurred at about 5 p.m. Saturday when Thomas M. Trosper, 44, of Oak Ridge, ran a stop sign on Latimer Road and struck the right front side of a 1995 Dodge van driven westbound on North Jefferson Circle, a crash report said. [Read more…]