Episode Title:Turning the Tides.Episode Description:After recovering from her abduction, Korra tells her story, and Tenzin asks Lin to protect his family while he attends the morning's council meeting. Tenzin is attacked at City Hall, and though he defeats his would-be abductors, he learns that the other council members have been captured by Equalists and that the city is under a full-scale attack by Equalists heavily armed with Sato's newest weaponry and military technology. Amon's airships bomb Republic City as Tenzin reaches police headquarters, where he wires the United Forces, the military of the United Republic, for help. Equalist 'mecha-tanks' capture Chief Saikhan and many officers. Korra and her friends rescue Tenzin. Tenzin's wife, Pemma gives birth to her fourth child, Rohan, as Equalist airships arrive at Air Temple Island. Lin Beifong, with the help of Tenzin's other three children, all airbenders, defeats the invaders. Korra goes into hiding and Tenzin flees with his family to preserve the last airbenders. Lin destroys an airship pursuing them, but is captured and refuses to reveal Korra's whereabouts, and is stripped of her bending. Korra's team enters the city sewers and General Iroh, the grandchild of former Firelord Zuko and commander of a fleet of United Forces warships, answers Republic City's plea.