Baron Davis crumpled to the floor in the third quarter on Sunday, his knee buckling while he drove into the lane on a break. It was bad -- something immediately clear as Davis laid in a heap, in obvious pain. Immediately, trainers were summoned, and as soon as those on the floor realized what was going on, many looked on in horror.
Check out how the Miami Heat reacted to get a feel of how bad the injury was.
When professional basketball players have a look of terror on their faces while seeing an opponent down, it's bad.