Los Angeles County Sheriff Alex Villanueva has confirmed that speed was the primary cause of the crash that injured Tiger Woods in Rancho Palos Verdes. Villanueva says the vehicle Woods was driving was traveling at 84- 87 mph when it initially crashed into a median, then 75 mph when it struck a tree alongside Hawthorne Boulevard. According to the Los Angeles Times, that stretch of road is a 45 mph zone.