Trump attacks Warriors' Curry, LeBron James's retort: 'U Bum'

President Trump took aim at two of the world’s most powerful sports leagues and some of their most popular athletes, directly inserting himself into an already fiery debate over race, social justice and athlete activism and stoking a running battle on social media over his comments.
 
In a speech on Friday and a series of tweets on Saturday, he urged NFL owners to fire players who do not stand for the national anthem, suggested that football is declining because it is not as violent as it once was and seemed to disinvite the NBA champion Golden State Warriors from