Man trapped in San Diego crevasse is freed after 18-hour rescueSAN DIEGO — A harrowing rescue unfolded on the rocky shores of Sunset Cliffs late Friday morning, when an unidentified man was finally plucked to safety by emergency crews who spent almost 24 hours with the victim before he was able to be saved. Witnesses said the man appeared naked and badly shaken when he was extracted from a hole he had become trapped in for possibly days. Officials said they were called to the cliffs just west of the intersection of Orchard Avenue and Cable Street about 3:40 p.m. Thursday, when they found a vic…