Super Bowl: Chiefs coach Andy Reid shuts down retirement rumors as he insists 'today is not the day' ahead of the big game in Las Vegas, claiming he'll 'know when it's time'

'My mom and dad told me this when they were working,' Reid responded. 'They said, 'You'll know when it's time,' and I'm ready to go right now. Let's go. 'That's what they would tell me when I was young.'