Mexican fishermen in Baja California have long depended on shark fishing to stay afloat. One small group of fishermen kills thousands of sharks every year. But the work is dealt and poorly paid. So fishermen are teaming up with environmentalists to try their hand at leading shark diving tours. It's turning out to be harder than they thought. Fusion's Environmental Correspondent Nicolás Ibarguen traveled to Mexico and swam with sharks for this digital exclusive episode of Shark Tourism.