A protester holds up a police shield at a rally in front of the military headquarters in the capital Khartoum, Sudan, Monday, April 8, 2019. Organizers behind anti-government demonstrations in Sudan said security forces attempted to break up a sit-in outside the military headquarters. A spokeswoman for the Sudanese Professionals Association told The Associated Press that clashes erupted early Monday between security forces and protesters, who have been camped out in front of the complex in Khartoum since Saturday. (AP Photo)