Report: Major explosion hits Iran's underground Fordow nuclear facility after it crosses 'red line'

A major explosion has hit Iran's underground Fordow nuclear facility, where it was enriching uranium for nuclear weapons. The explosion has trapped some 240 Iranian nuclear personnel underground. The source for the report is Reza Khalili, a former intelligence officer in the Iranian Revolutionary Guards, who acted as a spy for, and eventually defected to, the United States (Hat Tip: Ellen S via