Stephen A. Smith reacts on SportsCenter to Giannis Antetokounmpo agreeing to a 5-year/$228 million supermax contract extension with the Milwaukee Bucks. Stephen A. calls the Bucks contenders to win the NBA championship, but explains what the “Greek Freak” still needs to improve on. #NBA #Giannis ✔️ Donate now to Jimmy V Fund here: https://www.v.org/v-week/ ✔️Subscribe to ESPN+ http://espnplus.com/youtube ✔️ Get the ESPN App: http://www.espn.com/espn/apps/espn ✔️Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔️ 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: http://www.instagram.com/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: https://www.espn.com