Boris Johnson Says He Won't Run For Prime Minister

The populist ex-mayor of London, a vocal proponent of the Brexit, was considered a top candidate to replace David Cameron as prime minister. Then one of Johnson's allies announced his candidacy.
Read more: http://www.npr.org/sections/thetwo-way/2016/06/30/484138032/boris-johnson-says-he-wont-run-for-prime-minister?source=Snapzu