Yes. There's no evidence that firefighters buy into 9/11 conspiracy theories at higher rates than the rest of the population. (A 2007 Zogby poll found that 26 percent of Americans believe the government "let it happen." A 2006 Scripps-Howard poll found it was more than a third.) But some firemen do believe the government was behind 9/11 and use their status as first responders to draw attention to their statements.

The most common conspiracy theory held by firefighters is that the Twin To