(Portland, OR) -- Police are seeking the public's help in their search for a man accused of forcing a teenager into his car and then sexually assaulting her. Police say the 15-year-old girl was walking around dusk at Northwest Jamison Drive and Northwest Lantana Drive in Corvallis June 23rd when the man pulled up alongside her and forced her into his car. He then allegedly sexually assaulted her before leaving her on the side of the road and taking off. He was said to be driving a small, dark-colored sedan. Anyone with information is urged to contact police.