A gunman has shot and killed several people in the Texas city of Houston.
Six people died, including four children, in the shooting at a house in the suburb of Spring on Wednesday afternoon, the Houston Chronicle reports.
A police spokesman said police responded to a report of a shooting about 6pm and found a woman and a child who had been shot in the head.
The gunman is believed to be a member of the family.
One child died after being airlifted to hospital while the condition of another adult who was wounded is unknown.
Police officers have reportedly cornered the gunman in a cul-de-sac a short distance away after a chase and a siege is in progress.
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