Latest: 'I lashed out at somebody who didn't deserve it'

The suspect in the ambush shooting of a San Antonio police detective says he was angry about a child-custody battle and "lashed out at somebody who didn't deserve it."

The detective was shot as he sat in his vehicle Sunday after making a traffic stop.

After a sleepless night for police officers in San Antonio, Police Chief William McManus says he looks forward to a good night's sleep.

[...] McManus says despite the arrest, the fact remains that some people would target police officers with violence.

The weekend shootings of police officers in San Antonio, St. Louis and two other cities are prompting some police departments to have their officers work in pairs until further notice.

San Antonio Police Chief William McManus already urged his officers to partner on calls after San Antonio Detective Benjamin Marconi was shot and killed Sunday.

Family members of a slain San Antonio police detective are expressing gratitude for an outpouring of support they say they've received from across the country.

Marconi was shot twice Sunday morning as he sat in his patrol vehicle writing a traffic ticket near police headquarters.

San Antonio police commanders are encouraging officers to patrol with partners as the manhunt continues for a suspect in the fatal shooting of a detective.

Authorities in San Antonio say the suspect in the killing of a veteran police detective appeared at police headquarters prior to the shooting.

Detective Benjamin Marconi was shot twice in his patrol car about four hours later after making a traffic stop near police headquarters.

Authorities say a San Antonio detective writing out a traffic ticket to a motorist was shot to death in his squad car late Sunday morning outside police headquarters by another driver who pulled up from behind.

In St. Louis, a police sergeant was hospitalized in critical condition but expected to survive after being shot twice in the face Sunday night in what the police chief called an "ambush."