Celtics star Jaylen Brown has some thoughts for Nike. On Thursday, the apparel giant’s founder Phil Knight said his company’s relationship with Kyrie Irving was likely over, saying the Nets star “stepped over the line” in sharing the link to an anti-Semitic movie. “Since when did Nike care about ethics?,” Brown said in a tweet. Brown’s comments allude to the accusations that Nike has come under that they use forced labor and sweatshops in East Asia to produce their products. The 26-year-old is currently without a sneaker deal, though he has worn Nike shoes during games this season. Irving, currently...