The officers are thrown in at the deep end, dealing with disorder on a Friday night in Colchester.
In Birmingham, after policing feuding football fans at a local derby they undergo riot training.
Four international police officers continue their fact-finding mission in the UK by policing all levels of British society from prostitutes to a member of the Royal family.
After a week dealing with drug dealers and cannabis factories in South Wales, the foreign officers head back to their home countries.
