Sky Witness Tuesday

Billy the new sniffer spaniel finds live ammunition, and a stabbing on the streets of London brings together two of the city's leading Alsatian dog teams

Documentary following members of the New Zealand highway patrol as they witness some of the best and worst behaviour on the nation's motorways

Documentary following members of the New Zealand highway patrol as they witness some of the best and worst behaviour on the nation's motorways

Follow the work of the New Zealand Customs agents in their quest to prevent illegal items passing through the country's borders.

Follow the work of the New Zealand Customs agents in their quest to prevent illegal items passing through the country's borders.

The work of the City of London Police as they tackle crime on the streets of the capital

Trouble looms for a young Asian woman carrying someone else's bag, and a pair of Canadians return from a concert in California with more than a T-shirt

A hostile traveller spits out her true intentions, while a farmer's choice of crop makes him inadmissible. Plus, mail room officers smell a rat

Jason and the TAC team are under pressure when they have just two days to prepare a defence for a midwife accused of practising without a licence

Maggie returns from medical leave in time to help the team investigate two homicides

Vo's friend from the US Navy calls in a favour to help find her missing nephew in Crete

Fly-on-the-dashboard documentary showcasing outrageous road disasters, captured in video form by drivers' in-vehicle dashboard cameras

A man is deported to Nigeria, and the Manchester enforcement team carries out raids in Rochdale in search of people without the legal right to work in the UK

Border Force investigate when it emerges that two young women have had their plane tickets paid for by someone they do not know

Officers suspect a Brazilian man is lying to them and the truth may lay in his bag. A Chinese student in a hurry attracts the attention of Biosecurity officers

Things go from bad to worse for a young man when drugs are found in his bag and his fiancee is left further unimpressed by what is revealed next

A woman shocks the team with an incredible revelation as her bags are searched when a drug detector dog raises the alarm. A nervous passenger attracts attention

The contents of a young woman from China's suitcase could have catastrophic results for an entire industry. Two brothers claiming to be tourists are caught out

A nervous passenger who claims he is visiting his wife for their wedding anniversary is found with something in his luggage that may spell the end of his trip

A man from Amsterdam says he is in Australia for a holiday, but his suspicious travel itinerary through China and an empty suitcase seem to tell a very different story

Three visitors from Malaysia raise alarm bells when it emerges that they have cancelled their accommodation just before their flight and their lies begin to unravel

The team are forced to jump into action when JOC analyst Kelly Moran is taken hostage

Matty helps a nanny who has been fired and had photos posted online that make her look guilty of harming the children in her care

The team must determine if the kidnapping of a young Chinese-American woman is a random hate crime, or if she was specifically targeted

Nolan gets a lesson in respect after his arrest of a gang member leads to a free-for-all on his life. Chen and Bradford pull over Saved By the Bell actor Mario Lopez

Firehouse 51 welcomes back some familiar faces as Brett says goodbye. Meanwhile, Violet scrambles to decorate Brett's wedding venue

Torres comes back from furlough and dives into an undercover operation in a tense and high-stakes drug trafficking case

An accident brings two people close to Dr Goodwin to the emergency department and Maggie and Zola assist a patient on a cross-country road trip

The team scramble to track down a celebrity child psychiatrist kidnapped by the relative of a former client

The TAC team's efforts to assist Bull in court are thwarted by his attorney, who fears they will cross a legal line to help their boss

Officers investigate a gang mugging that left a man with a broken nose, Charlie and Mish pursue two car thieves, and Conrad and Simon encounter a disrespectful youth