“Update, Sept. 5, 2013: Did she encounter any sharks?”

“Was Diana Nyad really at risk of being bitten by a shark during her swim? To answer that question, let’s consider a series of related questions.” Aah, I have been waiting for this! And a fun, unrelated fact from Nyad’s Wikipedia page is that she was at one point expelled from college “for jumping out a fourth-floor dormitory window wearing a parachute.”