A Union flag flies above an English St. Georges Cross flag near the Big Ben clock face and the Elizabeth Tower at Houses of Parliament in central London on June 29, 2016.
Europe's leaders meet Wednesday without Britain for the first time following its shock decision to leave the EU, trying to pick up the pieces and prevent further disintegration. Britain has been pitched into uncertainty by the result of the June 23 referendum, with Cameron announcing his resignation, the economy facing a string of shocks and Scotland making a fresh threat to break away. / AFP / BEN STANSALL        (Photo credit should read BEN STANSALL/AFP/Getty Images)