Rishi Sunak has said he is growing increasingly concerned about Iran and believes the UK will need to spend an "increasing amount of time" on Tehran.The Prime Minister, in his first questioning by a super-committee of MPs on Tuesday, cited Iran's nuclear programme and its destabilising actions among his concerns.

Rishi Sunak has said he is growing increasingly concerned about Iran and believes the UK will need to spend an "increasing amount of time" on Tehran.The Prime Minister, in his first questioning by a super-committee of MPs on Tuesday, cited Iran's nuclear programme and its destabilising actions among his concerns.