Neil deGrasse Tyson The Colbert Report : Season 10 Episode 75
TV-14 Comedy Central 30m
Aired: March 10th, 2014 @ 11:30 PM EST on Comedy Central
Atheists protest a cross displayed at the 9/11 memorial, a Kentucky church group hosts a gun giveaway, and Neil deGrasse Tyson discusses his Fox series, "Cosmos."
