Rangers handle business in sweep of Capitals. Now tougher tests await

NEW YORK — With Rangers rookie Will Cuylle barreling toward him less than a minute into Game 4, Capitals defenseman Nick Jensen lost possession deep in Washington’s zone. The puck slid right toward Kaapo Kakko in the slot, and the Finnish winger had to react quickly. “It happened fast,” he said after the Rangers’ 4-2 win. Kakko briefly thought about trying to take a stride or two toward Washington goalie Charlie Lindgren, but he instead one-timed a shot on net. The puck beat Lindgren, giving the Rangers the lead 57 seconds into the evening. Just like that, a goal had...