Super Bowl LVII awaits. The 49ers quarterback Brock Purdy is a win away from making a last to first ascension. If he completes this astonishing journey from Mr. Irrelevant to Super Bowl champion in his second year, it will be among the all-time stories in sports. For Steelers fans, there will be a special kind of bitterness and disappointment. 
Learn more about your ad choices. Visit megaphone.fm/adchoices