Two young hikers vanished in Hawaii, authorities ramp up search efforts

Two young hikers — a local on his first solo excursion and a tourist from California — vanished from two Hawaiian islands within about a month of each other, authorities said. Experienced hiker Kyle Brittain, 27, of Honolulu, set out around 6 a.m. Aug. 30 on his first solo hike on Hawaii's Big Island, his...