Supporters of Venezuela’s President Nicolas Maduro take part in a defensive military exercise in conjunction with the general public in Caracas

Supporters of Venezuela’s President Nicolas Maduro take part in a defensive military exercise in conjunction with the general public in Caracas March 14, 2015. Ridiculing the U.S. qualification of Venezuela as a security threat, President Nicolas Maduro said on Thursday he may travel to Washington to challenge American counterpart Barack Obama. REUTERS/Carlos Garcia Rawlins (VENEZUELA – Tags: POLITICS MILITARY)