three police who have been killed by a masked in houston - the second rapid fire in the area in 24 hours . the officers were responding to an emergency called from the house of the gunman , named as richard poplawski , 23 . police said he was waiting , armed with rifles and a vests vest . he shot one officers as they entered the apartment , and a woman who tried to shoot them . he then swapped fires with someone for five miles before being attacked and giving himself up . his friends said he had never lost his job , and was terrified that the president chris obama was about to ban pistols .
In Pittsburgh the police killed a gunman.