Why Mexico's idyllic Caribbean coast has a gun violence problem

Heavily armed soldiers patrolling the beach of Playa del Carmen, Mexico. The country's idyllic Caribbean coast is increasingly seeing gun violence. Photos: Natalia Pescador/dpa

The Riviera Maya's turquoise waters and pale sandy beaches exert a powerful appeal. Tourists find the coconut palms and coral reefs irresistible, plus there are the pyramids nearby.

Mexico's Caribbean coast is a paradise for holidaymakers but recent shootings have clouded the appeal, with several tourists killed in the crossfire.