Just a few games in to her WNBA career, Caitlin Clark is already driving the game’s popularity. She and the Indiana Fever already have the three most-watched games since 2002, and the former Iowa star continues to make history off the court with her endorsement deals. But some, including LeBron James, argue there’s a group of “haters” who don’t like the amount of attention Clark is getting as she starts her professional journey. Charles Barkley made his stance quite clear on that topic Wednesday night ahead of the NBA’s Western Conference Finals. Barkley sounded off on the “petty” hate toward …