NBA extends commissioner Adam Silver's contract through 2023-24 season Unknown 00:37 Silver has led the league since February 2014. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsKamaru Usman vs Demian Maia | HIGHLIGHTS | UFC FIGHT NIGHTSmall clubs cross fingers for World Cup windfallsTatiana Suarez talks to Laura Sanko | INTERVIEW | POST-FIGHT | UFC FIGHT NIGHTKamaru Usman talks to Laura Sanko | INTERVIEW | POST-FIGHT | UFC FIGHT NIGHTRJ & Dahntay Jones share story of sitting next to Savannah James on flightRays plan to have reliever Romo start 2nd straight day