There are still more questions than answers about what caused Tiger Woods to crash his car outside his home early Friday morning.Police are investigating the accident today but Woods and his wife rescheduled a planned interview with state troopers.CBS News Correspondent Terrell Brown reports from Florida.Two Florida Highway Patrol vehicles entered the gated community where Tiger Woods lives Saturday afternoon.But police didn't get to talk to Woods and his wife.The golf star's agent told police the couple was not available...and asked state troopers to return Sunday.Police are trying to learn learn more about what caused Woods to crash his SUV just outside his mansion in an Orlando suburb.At around 2:30 Friday morning, his Cadillac Escalade hit a fire hydrant and a tree - just after Woods pulled out of his driveway. "My two officers arrived at the scene, and there was Tiger Woods lying on the ground in front of his vehicle. His wife was over him, rendering first aid."The golfer's wife told police she got Woods out of the vehicle by using a golf club to shatter a back window because the doors were locked.Police say she was frantic as she tried to help her injured husband. "There was a little bit of blood in his mouth but he was conscious enough to be able to speak a little bit. According to my police officers, they were not life threatening injuries. What did he say? Nothing. He was mumbling."Police say there's no indication Woods had any type of drugs or alcohol in his system.He was released from the hospital Friday. "The accident is big news in the golf world. Here at Kissimmee Bay Country Club in Orlando, many golfers are glad Woods is doing well, but there are still plenty of questions about what actually happened that night.""This thing sorta doesn't add up, where was he going, exactly what happened, why did it take so long to actually release it and stuff."There's still no word from the golfer's spokesman on where Woods was going so early in the morning.9-1-1 tapes that could shed more light on what happened are expected to be released in the next couple days.Terrell Brown, CBS News, Kissimmee.At this time, Woods is still scheduled to host the Chevron World Challenge in Thousand Oaks, California which starts Thursday.