This Friday, Lewis is joined in the studio by the newest members of the 'agents' family. Neil Basu is former head of Counter Terrorism Policing and Andy Hughes is an investigative journalist who's been covering crime for two decades.

They look back on 2017, a year which the UK experienced a series of devastating terrorist attacks, to talk about what it takes to catch a terrorist, and why some slip through the net.

You can listen to The Crime Agents here: https://www.globalplayer.com/podcasts/42L4DG/

The News Agents is brought to you by HSBC UK - https://www.hsbc.co.uk/

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