Colombians vote for president who will decide fate of peace talks - Reuters

Colombians were voting on Sunday in the tightest presidential election in decades, a contest that will decide if the nation moves ahead on peace talks with Marxist FARC rebels or step up its battlefield offensive to end a 50-year war.

President Juan Manuel Santos, who has cast the election as a choice between peace and war, faces right-wing challenger Oscar Ivan Zuluaga, a sceptic of talks, who nudged ahead of the incumbent in last month's first-round ballot.

The candidates are locked in a race that polls show is too close to call and may have the narrowest margin for 20 years.

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