Ian Collins is Leading Britain's Conversation.
16 March 2016, 12:59
LBC hosts the first broadcast debate of the 2016 London Mayoral Election - and you can watch it all back here.
Part one saw the candidates respond to Brussels and deal with housing too, another key topic:
In the second half of the debate, conversation turned to cyclists, black cabs and more:
Hosted by breakfast presenter Nick Ferrari, the hour-long debate featured questions put to the candidate by LBC listeners on the big issues that matter to Londoners, ranging from transport and policing to housing and the terror threat.
The candidates from the five main parties are:
Sian Berry (Green)
Zac Goldsmith (Conservative)
Sadiq Khan (Labour)
Caroline Pidgeon (Lid Dems)
Peter Whittle (UKIP)