Felipe Calderon took the oath of office as Mexico’s president Friday amid jeers and whistles, in a chaotic ceremony before congress preceded by a brawl between lawmakers still divided over the nation’s tight presidential election. Physically protected by ruling party lawmakers and flanked by outgoing President Vicente Fox, Calderon quickly swore to uphold the constitution. The national anthem was then played, momentarily stilling the catcalls and shouting. Calderon swiftly left the chamber as congress adjourned. Full Story