Before his death, Navy flier escorted president to carrier Monday, September 13, 2004 By Jerome L. Sherman, Pittsburgh Post-Gazette On May 1, 2003, Lt. Cmdr. Scott Zellem was standing in a briefing room at North Island Naval Air Station in San Diego when President George W. Bush entered, wearing an olive-green naval flight suit. "Mr. President," Zellem said, "you look awesome." Lt. Cmdr. Scott Zellem, right, stands with Lt. Rockne Baker, left, and President George W. Bush. "Thanks, 'Z-man,' " Bush replied, using Zellem's Navy call sign.Later that day, the president made a tailhook landing on the USS...