Cenk Uygur, the left-wing host of The Young Turks, sparked a wave of criticism over the weekend by fully embracing the conspiracy theories surrounding the September 11, 2001, terrorist attacks, which killed almost 3,000 people. Uygur posted to social media last Friday, “I no longer believe official 9/11 story. Two paper passports did not burn and were found on the rubble but it was so hot WTC7 burned down across the street. Nonsense. It’s time t…