Michael Strahan has been riding on a major career high lately, but the Good Morning America staple had even more incredible news to share with fans over the weekend.MORE: Michael Strahan shares glimpse inside Labor Day celebrations with his twin daughtersThe journalist and former football star announced that he was back as a guest correspondent on NFL on Fox with a shot of himself in the studio.WATCH: GMA's Michael Strahan reacts to Robin Roberts' nicknameMichael shared a selfie of himself while