A woman from New Jersey was killed by a hippo while on an African safari with her husband who now alleges the tour operator failed to keeping her safe. Lisa Manders, 70, was gruesomely attacked by the hippo last year in Zambia on the trip while her husband, Craig, horrified husband watched on. The mother-of-three suffered 'catastrophic injuries' and died moments after the attack, according to the lawsuit. 'Had we understood the dangers posed by the hippopotamus, we never would have agreed to be in such close contact while on foot,' Craig said in a statement from his attorneys, Paul...