A distinguished American expert in infectious diseases, who had traveled to the African nation of Botswana to help tackle the country's HIV epidemic, was tragically killed before his helpless wife's ...

A professor at the University of Washington Medical School who moved to Botswana to help alleviate a shortage of doctors there, was killed when a crocodile dragged him from a canoe, his family and ...

The animal kingdom can be wild and unpredictable. It's a dog-eat-dog world, or, in the case of this YouTube video, a crocodile-eat-buck world. Caitlyn Earwaker and her family were on vacation in ...