![A police speaks inside his vehicle as he stands guard near an area where dangerous radioactive medical material was found on a truck, in the town of Hueypoxtla, near Mexico City December A police speaks inside his vehicle as he stands guard near an area where dangerous radioactive medical material was found on a truck, in the town of Hueypoxtla, near Mexico City December](https://c8.alamy.com/compfr/2ck0kp9/a-police-speaks-inside-his-vehicle-as-he-stands-guard-near-an-area-where-dangerous-radioactive-medical-material-was-found-on-a-truck-in-the-town-of-hueypoxtla-near-mexico-city-december-5-2013-mexican-police-have-found-dangerous-radioactive-medical-material-stolen-by-thieves-that-the-united-nations-said-could-provide-an-ingredient-for-a-dirty-bomb-the-countrys-national-nuclear-safety-commission-cnsns-said-on-wednesday-the-truck-was-found-on-wednesday-close-to-where-it-was-stolen-outside-mexico-city-the-thieves-removed-the-radioactive-material-from-a-protective-case-exposing-them-to-d-2ck0kp9.jpg)
A police speaks inside his vehicle as he stands guard near an area where dangerous radioactive medical material was found on a truck, in the town of Hueypoxtla, near Mexico City December
![A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive](https://c8.alamy.com/zoomsfr/6/508fdb7b4ad84df594807df497c9788e/2cn7yf4.jpg)
A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive
![A federal police stands guard on a street after dangerous radioactive medical material were found on a truck in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have A federal police stands guard on a street after dangerous radioactive medical material were found on a truck in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have](https://c8.alamy.com/comp/2CN7134/a-federal-police-stands-guard-on-a-street-after-dangerous-radioactive-medical-material-were-found-on-a-truck-in-the-town-of-hueypoxtla-near-mexico-city-december-4-2013-mexican-police-have-found-dangerous-radioactive-medical-material-stolen-by-thieves-that-the-united-nations-said-could-provide-an-ingredient-for-a-dirty-bomb-the-countrys-national-nuclear-safety-commission-cnsns-said-on-wednesday-the-truck-was-found-on-wednesday-close-to-where-it-was-stolen-outside-mexico-city-the-thieves-removed-the-radioactive-material-from-a-protective-case-exposing-them-to-dangerous-levels-of-radiat-2CN7134.jpg)
A federal police stands guard on a street after dangerous radioactive medical material were found on a truck in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have
![A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive](https://l450v.alamy.com/450vfr/2j4y3t1/les-forces-paramilitaires-indiennes-tiennent-des-gardes-pres-du-site-d-attaque-a-la-gare-de-kakapora-dans-le-district-de-pulwama-au-sud-du-cachemire-ou-un-personnel-de-la-force-de-protection-ferroviaire-a-ete-tue-alors-qu-un-autre-a-ete-blesse-lors-d-une-attaque-militante-lundi-soir-l-agence-de-presse-locale-a-signale-que-deux-flics-de-la-police-ferroviaire-de-la-gare-de-kakapora-se-trouvaient-dans-une-cabine-de-the-devant-la-gare-lorsqu-ils-ont-ete-attaques-par-des-militants-photo-par-faisal-bashir-sopa-images-sipa-usa-2j4y3t1.jpg)
A local police stands guard on a street after dangerous radioactive medical material were found in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have found dangerous radioactive
![A federal police stands guard on a street after dangerous radioactive medical material were found on a truck in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have A federal police stands guard on a street after dangerous radioactive medical material were found on a truck in the town of Hueypoxtla, near Mexico City December 4, 2013. Mexican police have](https://c8.alamy.com/comp/2CRBDJ9/an-atlanta-police-officer-stands-guard-outside-the-wwe-survivor-series-a-professional-wrestling-event-in-atlanta-georgia-november-22-2015-the-federal-bureau-of-investigation-fbi-said-on-saturday-it-did-not-view-a-reported-threat-by-islamic-state-militants-to-attack-the-professional-wrestling-event-in-atlanta-this-weekend-as-credible-reuterstami-chappell-2CRBDJ9.jpg)