Christian Laettner joins College GameDay to discuss Zion Williamson and the ACC tournament championship game between the Duke Blue Devils and the Florida State Seminoles. Laettner saw Zion become fatigued at times in Duke's ACC semifinal game vs. North Carolina, but says the Blue Devils need everything he can give them to beat Florida State. ✔ Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔ Subscribe to ESPN FC on YouTube: http://bit.ly/SUBSCRIBEtoESPNFC ✔ Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ✔ Watch ESPN on YouTube TV: http://es.pn/YouTubeTV ESPN on Social Media: ► Follow on Twitter: http://www.twitter.com/espn ► Like on Facebook: http://www.facebook.com/espn ► Follow on Instagram: www.instagram.com/f/espn Visit ESPN on YouTube to get up-to-the-minute sports news coverage, scores, highlights and commentary for NFL, NHL, MLB, NBA, College Football, NCAA Basketball, soccer and more. More on ESPN.com: http://www.espn.com