The words “confidence” and “emotional mastery” prepares Notre Dame Fighitng Irish RB Jafar Armstrong for every game, every snap and even adversity.

The Fighting Irish will face off against the Clemson Tigers on December 29th as part of the College Football Playoff.

Len Clark reports from South Bend on his iPhone.

Reporters, former players and fans cover trending sports news and teams on their iPhones as freelance contributors.

You can cover trending sports news and teams on your iPhone with Fan Media app.

Watch all of our videos on our website.