Rio and Cape Town have special police forces fighting drugs in shanty towns
Peru and Afghanistan fight narco traffic with two elite police forces
Acapulco and Pattaya's special units both protect and police the tourist trade
India and Palestine call on female officers for help in tough tasks
Police in Barcelona and Haifa face different challenges as port cities
Brazil and Ecuador police have to fight smugglers on land, sea and air
Haiti and Buenos Aires struggle to fight crime with almost no resources
Mexican and Brazilian police risk their lives every day on border patrol
Special units combat growing crime on French Tananarive and Reunion Island