Protesters attacked a Communist Party headquarters in Cuba overnight, ransacking the building and attempting to set it on fire, while video from the scene appeared to capture gunfire and a man on the ground outside, according to footage obtained by Fox News Digital. Cuban state media later denied that anyone had been struck by police gunfire and announced five arrests. Dramatic footage shows a large crowd gathered outside the building in the city of Morón as a fire burns in the street and protesters throw burning objects at the structure. Protesters can be heard chanting "Libertad, libertad!" — Spanish for "Freedom, freedom!" — moments before gunfire rings out in the video. **RUSSIAN ‘DARK FLEET’ TANKER BELIEVED TO BE DELIVERING OIL TO CUBA, DETECTED OFF US COAST AMID TRUMP BAN** A young man appears to collapse as others nearby scream in Spanish: "They shot him! They’re shooting! They said they wouldn’t shoot, but they shot him." The video then shows people carrying the injured man away from the scene.…