Vampire Diaries' Nina engaged to Olympian Shaun, shares pic of 5-carat diamond ring

'The Vampire Diaries' fame Nina Dobrev got engaged to Olympic gold medallist Shaun White. Shaun, an ex-professional snowboarder and skateboarder, got down on one knee with 5-carat diamond ring under a display of roses to propose to Nina. "She said YES," he wrote on Instagram. "I went into shock...I just froze and stared," Nina said. "RIP boyfriend...hello fiancé," she posted.