PORTLAND, OR (KPTV) - A man police said is responsible for a shooting in a downtown parking lot ran from the scene, but shot himself in the testicles as he shoved the gun into his waistband Tuesday night. Joseph Johnson, 40, has been released from the hospital and booked into the Multnomah County Jail on charges of first-degree robbery, second-degree assault and felon in possession of a firearm. Robbery detectives said Johnson and the victim, 32-year-old Jordan Merrell, knew each other well and lived in the same apartment building near Southwest 10th Avenue and Columbia Street. Johnson apparently confronted Merrell...