(Editor's note: This story was updated to reflect additional information provided by the Defense Department.) The Pentagon has awarded a $1.05 billion production contract to Pratt & Whitney after reaching an agreement for the eighth lot of F135 engines for the Joint Strike Fighter, according to a top official. Lt. Gen. Christopher Bogdan, F-35 joint program executive officer, told reporters Oct. 30 at a media roundtable in Arlington, VA, that his office is purchasing 48 engines as part of...