Texas police officer shot, killed; suspect dead

A Texas police officer reportedly was shot and killed Tuesday afternoon while responding to a call about an armed man outside a house in Little Elm, a Dallas suburb.

According to KTVT, Little Elm police Detective Jerry Walker, 48, and several other officers arrived to find a man with a rifle screaming in the backyard of the home. Police said the man then fled into the house and fired at officers through a window, The Associated Press reported.

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Walker, a father of four who joined the police department 18 years ago, was struck in the upper body and later died at a local hospital, KTVT reported.

After a six-hour standoff, officials said the man suspected of shooting Walker was dead. The suspect's name and cause of death have not been released.