Known as "Beast Runner," Petr Novotny searches Taiwan's dangerous mountains for hikers who've gone missing. CNN's Will Ripley joins him as he follows the smallest clues, hoping to bring answers to families after everyone else has given up.
Known as "Beast Runner," Petr Novotny searches Taiwan's dangerous mountains for hikers who've gone missing. CNN's Will Ripley joins him as he follows the smallest clues, hoping to bring answers to families after everyone else has given up.
