"Sons of Anarchy" season 6 episode 4 will air tonight at 10 p.m. ET on FX.

The fourth episode, titled "Wolfsangel," will be available to view online via the official FX site here or on Hulu Plus. A preview of the latest episode can be seen in the video below. The description for the episode reads: "An attack at the compound leads SOA to seek revenge."

Episode 4 is expected to show the darker side of the show's many characters, according to iDigitalTimes. The episode will also show consequences for the club's following the controversial school shooting in the premiere episode of season 6.

Kim Coates will be live-tweeting during tonight's episode's airing on the West Coast at 10 p.m PT (1 p.m. ET). Fans can follow and join in on the conversation with the hashtag #AskSOAFX on Twitter.

The show stars Charlie Hunnam as Jax, who is SAMCRO's President that faces the consequences of the motorcycle club's illicit deeds before it tears the club apart.