Partial results in Peru's presidential election give former World Bank executive Pedro Pablo Kuczynski a narrow lead. He had 50.59% against 49.41% for Keiko Fujimori, with 52% of the votes counted. Ms. Fujimori had a strong lead ahead of the vote on Sunday but corruption scandals in her Popular Force party may have dented her support. She is the daughter of Peru's former President Alberto Fujimori.......