British foreign secretary attacks government colleagues on Brexit

Boris Johnson's been recorded launching a scathing attack on the government's Brexit negotiations.

In a recording released by Buzzfeed, Britain's foreign secretary even suggested Donald Trump could do a better job, as he took questions from Tory activists at a dinner.

Theresa May is at odds with many Conservatives after acknowledging the need for a temporary customs arrangement while her Government tries to avoid a hard border in Ireland.