Theresa May is preparing to face questions from MPs about her decision to launch air strikes against military targets in Syria alongside the US and France.
Western leaders continue to discuss possible military action in Syria after a chemical attack killed dozens of people in the formerly rebel-held town of Douma last week.
At least 70 people, mostly women and children, have been killed in a suspected chemical attack in Douma, the last rebel-held enclave in Syria’s Eastern Ghouta, rescuers and medics say.
The annual G7 talks in Italy this week will be dominated by discussions on how to persuade Russia to distance itself from the Assad regime in Syria in the wake of last week’s chemical attack.
US President Donald Trump has ordered dozens of air strikes on the Syrian military air base in response to the recent chemical attack in Idlib province.