Frank's approval ratings have plummeted. Doug goes through rehab over his injury. Claire plans to run for Ambassador to the U.N. ...

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

Petrov, the Russian president visits in this episode. Claire vies for the ambassadors seat. Will she get it with or without help from Francis? Things heat up at a dinner ...

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

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

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

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

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

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

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

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

Claire is given an even larger role in the campaign. The gain in points drives Heather to look for dirt on Claire. ...

Francis and Claire's relationship reaches a critical point. Doug catches up with his past. ...