NAIVASHA, Kenya (AP) - A hippopotamus flipped and trampled an Australian tourist to death at a popular resort in central Kenya, police said Tuesday. Vicky Elizabeth Bartlett, 50, was with a group of 12 tourists at Lake Naivasha on Monday night when the hippo attacked, said Simon Kiragu, the regional police chief. "The hippo attacked the woman, flipping her into the air before tossing her on the ground and trampling her," he said. Bartlett was rushed to a hospital but died while undergoing treatment. No one else was injured in the attack. Wilflife experts say hippos can pose extreme danger...