Politics · Colombia

Key Facts

—The challenge. The losing leftist, Iván Cepeda, says his lawyers will contest about 33,000 voting tables before he accepts the result.

—The winner. Right-wing lawyer Abelardo de la Espriella leads the June 21 runoff by close to a point in the preliminary count.

—The margin. His lead is roughly 248,000 votes, already wider than the ballots still uncounted.