Anti-Donald Trump protesters caused chaos Thursday night outside of Deploraball, a party thrown by supporters of the president-elect in Washington, D.C. on the eve of his inauguration.The Deploraball took place downtown inside the National Press Club, while protesters tried to disrupt the proceedings from the streets outside. A fire was set on the street, reportedly of Trump-related items.Footage of the fire showed a crowd around it, including a young boy flipping his middle fingers at the flames.