Mourners hold up a national flag during the funeral of Jimmy Vargas, a student who was died during a protest, in San Cristobal

Mourners hold up a national flag during the funeral of Jimmy Vargas, a student who was died during a protest, in San Cristobal

Mourners hold up a national flag during the funeral of Jimmy Vargas, a student who was died during a protest, in San Cristobal, about 410 miles (660 km) southwest of Caracas, February 26, 2014. Pope Francis called on Wednesday for an end to violence in Venezuela that has killed at least 13 people and urged politicians to take the lead in calming the nation’s worst unrest for a decade. REUTERS/Carlos Garcia Rawlins (VENEZUELA – Tags: POLITICS CIVIL UNREST OBITUARY)