I wonder if his own team knows he cursed them? I'm guessing not. If I understand correctly he recently converted to Islam and became a Muslim because his girlfriend, Nessa Diab, is a major leftist, radio celebrity, and an Americanized Muslim who you would be stoned and raped in her own country of origin if she wore the same type of revealing clothes there that she wears here.
Source: http://www.dailymail.co.uk/news/article-3792982/Iowa-congressman-says-Kaepernick-s-Islamic-girlfriend-changed-political-views-Black-Lives-Matter-protest-making-sympathetic-ISIS.html