In the midst of the Iowa caucuses, Frank and Claire must confront hard truths about each other.

Heather Dunbar goes for the jugular, forcing Claire to confront her worst fears. The rift between Frank and Claire widens.

Things turn ugly when Frank, Jackie, and Heather square off during their first debate. Tom joins Claire on the campaign trail.

Frank needs to deal with Petrov one on one while Claire tries to preserve the peace-keeping mission. Sacrifices must be made.

The Jordan Valley erupts in chaos as Frank's campaign is picking up steam. Claire gets distrubing intel and counsels him.

A hurricane endangers more than just the entire East Coast and Frank must make a difficult choice.

The damage is done and the Underwoods must repair it. But deep wounds don't heal fast, and sometimes not at all.

Frank and Claire travel to Moscow to negotiate the return of an imprisoned U.S. citizen. Claire takes a stand that jeopardizes their plans.

Frank declares war on Congress to jump-start his jobs program. Claire spars with the Russian Ambassador.

Claire bypasses Russia at the U.N. Frank tries to outmaneuver a potential challenger and ends up face to face with a higher power.

The Russian president's state visit becomes a cold war of wills, and some punks heat things up.

Claire's U.N. bid runs into trouble. Frank fights off mutiny with a bold address to the country.

A rocky start for the Underwood Presidency. Frank wants to introduce an ambitious jobs program, while Claire sets her sights on the United Nations.