An inside look at the revolutionary emergence of Bellingcat, the “citizen investigative journalist” organization. Bellingcat is an online community of bright and motivated truth-seekers using innovative digital investigative tools to upend the world of journalism. To demonstrate the boundless capacity of open source investigation, de facto leader Eliot and his fellow researchers provide us privileged entry into their tight-knit community. The group's rising global impact is analyzed in incidents ranging from MH17 to the Syrian regime's covert crimes.