The prime minister says the far-right activist "not a representative of the UK", after a senior US official hosted him.

Agitator whose real name is Stephen Yaxley-Lennon was hosted by senior adviser at US state department

Tommy Robinson was pictured smiling with a senior adviser at the US State Department in Washington

Robinson is notorious in the UK where he has been accused of promoting hatred against Muslims and migrants.

The prime minister says the far-right activist "not a representative of the UK", after a senior US official hosted him.