three cop officers have been killed by a gunman in cleveland - the second mass shooting in the american in 24 miles . the cars were responding to an emergencies call from the house of the gunman , names as richard poplawski , 23 . authorities stated he was armed , armored with rifles and a vests vest . he shot 2 officers as they entering the area , and a guard officers offered to help them . he then traded guns with police for four hours before being injured and giving himself up . his cousin claimed he had recently lost his job , and was worried that us president barack obama was about to ban guns .
In Pittsburgh the police killed a gunman.