Michael Strahan is there to wake everyone up with the latest news headlines on Good Morning America in the week, but before his daytime TV career, he was a sporting hero.MORE: Michael Strahan supported by fans as he reveals exciting newsThe dad-of-four was in a nostalgic mood over the weekend as he watched back a montage of him playing for the New York Giants with his former teammates.The star – who also presents NFL on Fox – shared the footage on Instagram alongside a caption that jokingly