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NASA Dryden Flight Research Center pilot Herman Posada (right), who flies both the Global Hawk and Ikhana (Predator B) remotely operated unmanned aircraft, looks intently at questions being received during NASA's first bilingual Internet web chat Sept. 23, assisted by NASA Dryden public affairs chat moderator Gray Creech and translator Carmen Arevalo. More than 220 questions from at least 33 persons were received during the 90-minute on-line web chat. (NASA photo / Tony Landis)