Peru's presidential election run-off on Sunday is too close to call, with two exit polls giving economist Pedro Pablo Kuczynski a slight edge over Keiko Fujimori and one putting Fujimori in front, Reuters reports.

Three exit polls put the race in a technical tie on Sunday. Ipsos and GfK gave Kuczynski, 77, a very slight edge, while CPI said Fujimori was in front.