"Resistance" is the fourth episode of the second season of the reimagined Battlestar Galactica television series. It aired originally on the Sci Fi Channel on August 5, 2005. In the episode, Marines fire on civilians following Colonel Saul Tigh's declaration of martial law. President Laura Roslin and Lee "Apollo" Adama escape Galactica, Commander William Adama recovers, and Specialist Cally kills Galactica-Boomer. On Caprica, Starbuck and Helo join a human resistance group led by Sam Anders.