Associated Press: An extreme sports star skydiving for the opening ceremony of a golf event in Northern California died when he struck a tree Monday, authorities said. Erik Roner, 39, died during a skydiving accident at a golf course in Squaw Valley, about 5 miles from Lake Tahoe’s northwest shore. Witnesses told deputies Roner was part of a group conducting a skydiving performance before a golf tournament when he hit a tree while trying to land and became entangled high above ground.