Johnson challenges May on hard Brexit

The UK's foreign secretary, Boris Johnson, has launched a thinly veiled leadership challenge against prime minister Theresa May, while she prepares to set out her Brexit strategy this Friday (22 September) in the Italian city of Florence.

While it seems that the majority of May's cabinet has resigned to the fact that there needs to be a transition period between the Brexit date (March 2019) and a new deal on the future UK-EU relationship, and that a hard Brexit is difficult to carry out...