Sir Keir Starmer met Taylor Swift when he attended her concert in Wembley, Sky News understands.

It has emerged the prime minister and his family spoke to the pop star and her mum for 10 minutes and discussed the Southport stabbings.

It had not been clear previously if the two had met.

Sir Keir’s attendance at the concert has been the focus of increased scrutiny in recent weeks after Swift was given an enhanced police escort.

It is understood there was no discussion about the…