Former London Mayor Boris Johnson has won the United Kingdom's conservative leadership vote and will take over as prime minister Wednesday afternoon. In his victory speech, Johnson vowed to withdraw from the European Union by the October 31 deadline, even if no deal is reached with the remaining EU countries. Forum looks at what this leadership change means for the UK and Brexit.
Boris Johnson Poised to Become UK's Next Prime Minister
Amanda Sloat, Robert Bosch senior fellow in the Center on the United States and Europe, Brookings Institution
Charles Kupchan, senior fellow, Council on Foreign Relations; professor of International Affairs, Georgetown University; author, "No One's World: The West, the Rising Rest, and the Coming Global Turn"