WHITE SETTLEMENT, Texas (AP) — A man pulled out a shotgun at a Texas church service and fired on worshippers Sunday, killing two people before he was shot to death by congregants who fired back, police said.

Authorities at a Sunday evening news conference praised the two congregants who opened fire as part of a volunteer security team at West Freeway Church of Christ in White Settlement. It was unclear if the two people who were killed were the two who shot at the gunman.

"This team responded quickly and within six seconds, the shooting was over. Two of the parishioners who were volunteers of...