An average of 600 tweets appear on the Internet every second. This extraordinary volume of online content proved seductive to the Department of Homeland Security. It launched a recent initiative to search social media sites for dozens of key terms, such as "cocaine," "militia" and "radicals." By searching for terms listed in a DHS report, CIR used Storify to collect just a few of the messages, images and videos that could feasibly cross the government's radar.