Gavin DeGraw was scheduled to open tonights show at SPAC with Train & Maroon 5. According to the press release from Live Nation, Gavin DeGraw was assaulted late Sunday night and taken to the emergency room at Bellevue Hospital by ambulance. He is currently under observation. We have no additional information at this time. As a result, he will be unable to perform at his scheduled Saratoga Performing Arts Center concert tonight.