Boris Johnson expected to be named Britain's next prime minister

Boris Johnson is expected to be elected leader of Britain's governing Conservative Party and the next prime minister on Tuesday, tasked with following through on his "do or die" pledge to deliver Brexit in just over three months time.

Johnson and his rival, Foreign Secretary Jeremy Hunt, have spent the last month crossing the country seeking to win over the fewer than 200,000 Conservative Party members who will choose Britain's new leader.

The winner will be announced at about 1045 GMT at an event near parliament and will formally take over as prime minister on Wednesday afternoon, succeeding Theresa May, who stepped