Pippa Pearthree

With Algeria on the brink of a civil war, Elizabeth negotiates a regime change, but her plans go awry when the US ambassador is found dead.

The death of a female embryologist at a fertility clinic leads Briscoe and Curtis on a search for a desperate killer.

A good Samaritan who chased a killer and ran him off the road is charged with murder when the killer's car crashes and people are hurt.

A young woman is murdered and her newborn has disappeared. The trail leads to a traumatised woman who stole the baby and pretended it was her own, but did she kill the mother?

The team asks Bull to step aside, when they fear his recent issues could negatively affect their defence of a business mogul accused of being mentally unfit to lead his company.

Frank ups the ante on the war on terror to counter Conway's public show of strength. Tom joins Claire on the campaign trail.