Leverkusen ease to victory at Kiel to trim Bayern lead

Goal rush: Dortmund’s Guinean forward Serhou Guirassy celebrates after scoring his fourth goal. —AFP/FileBERLIN: Bayer Leverkusen tightened their grip on second place in the Bundesliga as they cruised to a 2-0 victory at struggling Holstein Kiel on Saturday while Serhou Guirassy hit four…