Mavs rookie Luka Doncic mix.
Luka Doncic looking clearly concussed after collision with Dwight Howard. Went on to play through overtime.
Kelly Olynyk tries to give Dirk 'a Nowitzki', says "I had to" and they share a laugh
Luka's action of rubbing his sweat on the basketball annoys the referee resulting in a delay of game penalty and leaving LeBron confused