Andrew Thomas/Getty ImagesPro-Palestinian protesters confronted guests arriving at the Washington, D.C. hotel where President Joe Biden is set to speak at the White House Correspondents Dinner on Saturday evening, criticizing what they say is media complicity in the “genocide” of Gaza.With about 100 demonstrators in attendance, many of them dressed in Palestinian keffiyehs and watermelon symbols, they chanted “free, free Palestine” outside of the Washington Hilton, videos posted to social media