I've spent a handful of Friday evenings in the Real Time with Bill Maher studio audience and it's a blast. But last night at Studio 33 on the CBS lot (of Price is Right and Carol Burnett fame) was a really weird one. Halfway through the show, four audience members seated individually in middle seats of different sections, challenged Maher to address 9/11 consipiracy theories, namely: "What happened to Building 7?" In the minutes preceding......