Fantasy Basketball: Injury updates on Al Horford, Kristaps Porzingis, and Kawhi Leonard

We've got expert analysis on the biggest injuries from around the league.

Jeff Stotts runs InStreetClothes.com, focusing on sports injuries. He will provide short- and long-term updates on various injuries around the league.   Al Horford (concussion) Al Horford F / Celtics The Celtics' big man was on a roll before a concussion sent him to the sidelines. He did not play in Boston's win over the Lakers on Wednesday and will have to progress through the league's mandated concussion protocol, a multi-step procedure in which the injured individual must complet...