Newsnight S46 E188 Racism and misogyny exposed in London's police

An undercover BBC investigation reveals racism and misogyny by police officers. We get reaction from a woman whose murdered daughters were mocked by Met Police constables, later jailed over the incident. And Newsnight has exclusive access to one of Scotland's biggest jails - HMP Edinburgh - where inmates have smuggled in drugs, weapons and even weight-loss jabs, all via drone