Hallucinations from My Poisonous German StreetsKaki King
A police officer runs following a car bomb attack on police patrol trucks July 15 in the border city of Ciudad Juarez, Mexico. The Juarez cartel claimed responsibility for the blast, which killed three people and marked an unprecedented escalation in Mexico's drug war.
Om Nom Nom: As we began to shy away from eating primarily fruit, leaves and nuts and began eating meat, our brains grew. We developed the capacity to use tools, so our need for large, sharp teeth and big grinders waned. From left, a cast of teeth from a chimpanzee, Australopithecus afarensis and a modern human.
William Kimbel/Institute of Human Origins
Members of South Sudan's "Arrow Boys" patrol on May 22. The group formed in Western Equatoria to protect villagers from attacks by the Lord's Resistance Army -- a rebel group organized in Uganda 20 years ago.
Trevor Snapp for NPR