Paolo Guerrero scored all three goals as Peru beat Bolivia 3-1 to reach the semifinals of the Copa America, where it faces host Chile on Tuesday. With his hat-trick, the Flamengo strikerjoined Chile’s Arturo Vidal at the top of the Copa America scoring charts with three goals in four games. He also pulled to within two goals of Peru’s all-time scoringrecord of 26. “We’re getting better and better,” the 33-year-old said after the convincing win. “Not many people had much confidence in us before this tournament but once again we’re showing thatwe’re a good side.”