Costa Rica Ranks and combat uniforms Army Police Sous-Officier / NCO Agent Inspector Sergeant Officier / Officer Super Intendent Senior Super Intendent Captain Commandant Commissioner Chief of Police Galerie Photos Galerie photos Retour Menu Mexican special police forces demonstrate tactics in a simulated hijacking during a visit by U.S. Secretary of State Hillary Clinton to a federal police center in Mexico City March 26, 2009. REUTERS/Daniel Aguilar (MEXICO POLITICS MILITARY)Costa Rican police prepare their weapons near the Russian Embassy where a gunman took hostages in San Jose, Costa Rica, Friday May 11, 2007. An armed man took eight hostages Friday at the Russian Embassy in Costa Rica and later released five of them amid intense negotiations, the country's security minister said. Among those still being held was the Russian ambassador, Valery Nikolayenko, federal police spokesman said.(AP Photo/Str)