x     Peru's presidential candidates, conservative Keiko Fujimori and leftist Roberto Sánchez, closed their campaigns in Lima on Thursday before thousands of supporters, three days before a runoff that polls suggest will be very close. Fujimori appealed for the “unity and reconciliation” of Peruvians, while Sánchez promised to end the “chaos” and centered his speech on anti-fujimorismo. Fujimori, leader of Fuerza Popular, said the country had become “trapped in its wounds” and stressed the need