Following on from recent relevations of undocumented 'select agents' earlier in the summer, The Washington Post reports on further discoveries in government facilities, the pathogens found include smallpox, Yersinia pestis, Burkholderia pseudomallei as well as toxins - staphylococcal enterotoxin, botulinum toxin and ricin.

Read the full report here: www.washingtonpost.com/