15 Oct. 2018
William Peraza, an undocumented Venezuelan migrant, undergoes a basic medical check at a Colombian Red Cross' clinic in Pamplona, Colombia August 27, 2018. There is little formal aid for Venezuelans along the road. The migrants often suffer from blisters, cramps, headaches and dehydration. REUTERS/Carlos Garcia Rawlins SEARCH "MIGRANT TACHIRA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.