Turkish opposition challenges vote shifting powers to Erdogan

By Kareem Fahim
ISTANBUL – Turkey’s main opposition party on Monday demanded the annulment of a vote that delivered sweeping new powers to President Recep Tayyip Erdogan, saying widespread irregularities during the balloting had undermined its legitimacy.
By a razor-thin margin, voters Sunday approved constitutional changes that will radically transform Turkey’s system of government, abolishing the post of prime minister and shifting from a parliamentary system. The new model s