LOS ANGELES, CA – Star Valli Yamaha rider Ryan Morais was involved in a crash during the first lap of the main event at the Los Angeles round of the AMA/FIM Supercross Championship series Saturday night. The Rockstar Energy rider was transported to a local hospital and is being treated for a broken jaw, several fractured vertebrae and some broken ribs. There is no sign of spinal cord damage at this time and Morais…