Zippy the sniffer dog makes an interesting discovery and the team's recruits are put to the test by a pair of suspected burglars.

Police cars and helicopters follow a driver across two different counties. Heavy rain ends up hampering a rescue after a major crash.

Some of the officers raid a house that leads officers in Essex to a man wielding a knife. One of the teams is called out to an emergency involving a domestic violence incident.

The team contends with a street-fighting man.