NOVA: Deadliest Earthquakes
Preview | 20s
"Deadliest Earthquakes" – Follow U.S. geologists after the deadly 2010 quake as they try to determine what happened underground. (Also Thu. 6/16 at 3 a.m.; Sun. 6/19 at 1 p.m.)
Aired: 06/15/16
Expired: 06/15/16
