VIDEO: Milwaukee police officer was shot and killed in an exchange of gunfire with a suspect wanted on drug and gun offenses, Police Chief Alfonso Morales said Wednesday. The suspect has been arrested and was not wounded in the shooting, Morales said. A weapon was recovered at the scene, he said, and there are no other suspects. The fatal shooting is the second line-of-duty death of a Milwaukee police officer this summer. Officers had gone to the 2400 block of North 28th Street about 5 p.m. Wednesday to check for a person wanted on drug and gun violations, Morales said.