Film: If A Tree Falls: A Story of the Earth Liberation Front March 1, 2012

One of this year's Academy Award nominees for Best Documentary, "If A Tree Falls" takes a careful look at the Earth Liberation Front, the radical environmental group that uses sabotage and guerrilla warfare to stop the exploitation and destruction of the environment. The film weaves together a variety of clashing viewpoints using verite footage, candid interviews and archival material. Viewers are left with unresolved questions to consider.