American man trapped in Turkish cave offers hopeful glimpse inside with video message

The experienced American cave researcher trapped in Turkey’s third-deepest cave after falling dangerously ill delivered a video message from over 3,000 feet below the earth as rescuers race to rescue him. “The caving world is a really tight-knit group and it’s amazing to see how many people have responded on the surface,” Speleologist Mark Dickey said in...