Even now, as a free man, Keith Harward finds it hard to explain what it was like to sit in a courtroom, on trial for a rape and murder he knew he didn't commit, watching someone considered an expert ...

It's rare, but a trip to the beach in Florida can end up with a shark bite − or a bite from a toothy sea creature. When this happens, people are likely to ask, "what bit you?" Specifically, they're ...