(Editor's Note: This story has been updated to reflect new information.) ST. AUGUSTINE, FL -- As the Navy's E-2D Advanced Hawkeye operates in the Mediterranean Sea and the Indo-Pacific, Northrop Grumman is pursuing a sixth-generation command and control capability to keep the aircraft relevant into the 2040s and beyond. Fielding an open architecture system on the E-2D will be a game changer for the service, according to Cmdr. Guillermo Carrillo, fielding deputy program manager for the E-2/C-2 airborne command...