LONDON, June 13: Boris Johnson is making promises over Brexit he will not be able to keep if he wins the contest to become Prime Minister, one of his rivals for the top job, Rory Stewart, said on Wednesday.

BERLIN, April 9: A senior German official is demanding “substantial steps” forward in Britain’s Brexit standoff and insisting any delay must come with strict conditions, as Prime Minister Theresa May prepares to plead for more time in Berlin.