A voter leaves afer casting his ballot paper at a polling station set up inisde a residential house in Rochdale, northern England, on June 23, 2016, as Britain holds a referendum to vote on whether to remain in, or to leave the European Union (EU). Millions of Britons began voting Thursday in a bitterly-fought, knife-edge referendum that could tear up the island nation's EU membership and spark the greatest emergency of the bloc's 60-year history.
A voter leaves afer casting his ballot paper at a polling station set up inisde a residential house in Rochdale, northern England, on June 23, 2016, as Britain holds a referendum to vote on whether to remain in, or to leave the European Union (EU). Millions of Britons began voting Thursday in a bitterly-fought, knife-edge referendum that could tear up the island nation's EU membership and spark the greatest emergency of the bloc's 60-year history. OLI SCARFF AFP/Getty Images
A voter leaves afer casting his ballot paper at a polling station set up inisde a residential house in Rochdale, northern England, on June 23, 2016, as Britain holds a referendum to vote on whether to remain in, or to leave the European Union (EU). Millions of Britons began voting Thursday in a bitterly-fought, knife-edge referendum that could tear up the island nation's EU membership and spark the greatest emergency of the bloc's 60-year history. OLI SCARFF AFP/Getty Images

Bookies place about 90% chance on Brexit rejection, odds show

June 23, 2016 10:18 AM