March 28 (UPI) -- The local crew of a recreational submarine that sank off the Egyptian Red Sea coast killing six Russian tourists and injuring nine other passengers have been questioned by authorities in Egypt amid an ongoing investigation into the tragedy. The 45 tourists departed the beach resort of Hurghada aboard the purpose-built submarine with a crew of five mid-morning Thursday for a sightseeing tour of coral reefs in the waters off the popular beach resort but the vessel got into