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.
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The team contends with a street-fighting man.