Kellie Delka made history as Puerto Rico’s FIRST skeleton athlete at the Winter Olympics, flying headfirst down an icy track at speeds that would make most of us pass out. The tropical island nation competing in one of winter sports’ most extreme events? Absolutely iconic. Here’s what makes skeleton absolutely wild: Athletes get a 30-meter running start, launch themselves onto a tiny sled, and navigate icy curves while their face is literally inches from the ground. One wrong move at those speed