Mexico City's Zocalo hosted Independence Day festivities on Sept. 15 and 16. Large crowds arrived for the annual ceremony celebrating independence. The Zocalo is the capital's main square. It became packed for the event. Telemundo and Univision were at the Zocalo and provided live coverage. The ceremony marks Mexico's independence. It drew crowds to the public square. Organizers prepared festivities for each day. The annual observance is a major national occasion. The event continued on both days of the celebration.