Blake Griffin has aggravated a left knee injury during the U.S. Olympic team's training camp and has returned to Los Angeles for evaluation.
The Clippers forward was hurt during a scrimmage Wednesday.
Anthony Davis is returning to Las Vegas and could be in uniform for tonight's opening exhibition game against a Dominican Republic team led by his college coach, John Calipari of Kentucky.
The No. 1 overall pick is a team alternate after failing to make the 12-man roster.
The Dominican's just finished playing in an Olympic qualifying tournament on Sunday, falling one victory short of claiming the 12th and final spot in the London field.
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