A heavy transport helicopter from the Venezuelan army lands at Paramillo airport in San Cristobal, Tachira state, Venezuela, on May 18, 2017, following looting and attacks against security installations earlier this week.
The Venezuelan government said it was sending troops to the western region rocked by violence after some 20 shops, restaurants and a school were looted, two police stations were set on fire and a military outpost was attacked with firebombs, while the United Nations Security Council prepared to discuss the crisis. / AFP PHOTO / LUIS ROBAYO        (Photo credit should read LUIS ROBAYO/AFP/Getty Images)