Mexico City's Zocalo welcomed Independence Day festivities on Sept. 15 and 16. Large crowds arrived for the annual Cry of Independence ceremony. The Zocalo is the capital's principal square. It filled with people for the occasion. Telemundo and Univision were at the Zocalo and covered the ceremony live. The ceremony commemorates Mexico's independence. It drew crowds to the public square. Organizers planned events for each day. The annual observance is a top national observance. The event ran on both days of the celebration.