A trip to celebrate a 21st birthday turned into a nightmare for a group of tourists who were robbed at gunpoint in Oakland’s airport corridor, an area known for its troubles. On Monday afternoon, a group of four friends, including the son of Texas attorney Maxey Scherr, faced a harrowing situation when they were accosted by five men as they refueled their rental SUV at a 76 gas station, as reported by NBC Bay Area.