(L-R) Panamanian President Ricardo Martinelli, his Costa Rican counterpart Laura Chinchilla and Guatemalan counterpart Otto Perez Molina arrive at a conference to discuss an anti-drugs summit, at Palacio de los Capitanes, central Antigua, 42 km (26 miles) from Guatemala City March 24, 2012. The region's foreign ministers and members of the Central American Integration System (SICA) will meet in Antigua on Saturday to discuss the decriminalization of drugs and other alternatives in the fight against drug trafficking. REUTERS/Jorge Dan Lopez (GUATEMALA - Tags: DRUGS SOCIETY POLITICS CRIME LAW)