Brett Hemphill, a noted diver, died while exploring Phantom Springs Cave in Texas, officials say. Screengrab from Facebook post by Karst Underwater Research. A renowned diver recently died while ...

Brett Hemphill, a record-setting cave diver from Florida, died in Texas while exploring one of the deepest underwater cave systems in the U.S., according to a Facebook post from Karst Underwater ...

A well-known record-setting cave diver with decades of experience died in Texas while exploring one of the deepest underwater cave systems in the nation. Brett Hemphill, 56, was on an expedition in ...

A renowned diver recently died while exploring an underwater cave system in Texas, believed to be the deepest of its kind in the United States, researchers say. Brett Hemphill, of Florida, began his ...