This film uncovers the intriguing mystery of the return of the African rhino. In the 1800s there were more than 500,000 white and black rhinos in Africa. But by the 1990s, ivory poaching had left less than 7,000 animals alive. Remarkably, today their numbers have risen to 11,000. But there is now a new, deadly threat. Charging Back starts at the Pilansberg Game Reserve, where mysterious, unseen assailants were killing rhinos. Poachers could not be blamed, as the horns remained intact. Unexpected...