Police have released a picture of the man wanted in both attacks but not his name. They say on March 18 he forced a 15-year-old girl in his car and sexually assaulted her in the Gresham neighborhood.
The next day he is accused of kidnapping a 15-year-old boy in the same neighborhood. That teenager managed to escape.
Police say the man may be driving a 1985 blue Chevrolet with the license plate H952947.