(Editor's note: This story has been updated to include statements from Air Force spokeswoman Capt. Annmarie Annicelli as well as House Armed Services strategic forces subcommittee Chairman Mike Rogers (R-AL) and Ranking Member Jim Cooper (D-TN).) The Air Force is anticipating an additional schedule slip to the GPS next-generation ground control segment, and has requested a nine-month schedule extension to complete development. Cost and schedule overruns on the GPS OCX program triggered a Nunn-McCurdy breach in June 2016. The...