Dave Clark

Tim proves how handy he really is when Heidi goes into labour and he has to deliver the baby.

As the situation with North Korea escalates rapidly, Mac's leadership is put to the test as the country faces the threat of a possible nuclear war. Templeton remains at the White House throughout the crisis, and it becomes apparent that his leadership style and direction for the country are squarely at odds with Mac's, underscoring how having him in power might lead to a very different outcome to this tense conflict, on the dramatic conclusion of a special two-part story arc of "Commander In Chief".

Nina sets her sights on fashion rival Margo Langhorne but feels no victory when the battle ends.

The mayor pressures Sebastian's team to identify, locate and convict a freeway sniper causing widespread panic in Los Angeles.