Houston Mayor Sylvester Turner announced Sgt. Christopher Brewster's death at a media briefing late Saturday.
Investigators believe a social media post critical of U.S. support for Israel belonged to the shooter, law enforcement sources said.
The driver, who wasn't wearing a seat belt when the vehicle veered off a road, was killed.
Maurizio Cattelan's creation, titled "Comedian," is meant to be "replaced as necessary," said a spokeswoman for the gallery displaying the piece.
When Sawyer Hendrickson’s brother joined the Marines and couldn’t come home for Christmas, the young girl was inspired to send holiday cheer to him and his company instead. Now the 10-year-old, her mom, and an army of “elves” send stuffed stockings to service members around the world.
