PENISCOLA, Spain — Nairo Quintana of Colombia comfortably held on to his Spanish Vuelta lead as Jean-Pierre Drucker of Luxembourg sprinted to win Monday’s flat stage in northeastern Spain. Quintana maintained his advantage of 3 minutes, 37 seconds over Britain’s Chris Froome at the end of the 156.4-kilometer (97.1-mile) run from Alcaniz to Peniscola. Esteban
