A green laser light reflects on President Felipe Calderon's face at the balcony of the National Palace during the traditional &quot;El Grito,&quot; or shout, to kick off Independence Day celebrations at the Zocalo in Mexico City, late Saturday, Sept. 15, 2012. Mexico is marking the 202st anniversary of the &quot;Grito de Dolores,&quot; honoring the call to arms made by the priest Miguel Hidalgo in 1810 that began the struggle for independence from Spain, achieved in 1821. (AP Photo/Eduardo Verdugo) Photo: Eduardo Verdugo, Associated Press / AP