Susan Hulme follows the exchanges in the Commons as the environment secretary Michael Gove is put on the spot over new measures to tackle air pollution in cities.
MPs press the Environment Secretary Michael Gove over his plans to reduce pollution in towns and cities. Susan Hulme reports from the Commons.
Also on the programme:
* MPs observe a minute's silence in memory of those who died a year ago in the suicide bombing at the Manchester Arena.
* A Home Office Minister struggles with her answers to questions over passport regulations in Northern Ireland.
* Are iPhones and tablets damaging the health of young people?
* The Commons hears more pleas for the release of the London woman, Nazanin Zaghari-Ratcliffe, held in prison in Iran on spying charges.