Why Rangers could be closer to solving biggest issue

David Quinn, cartographer.

Like so many before him, the Rangers coach used the well-worn map analogy to better explain how he wants his team to play — how he needs his team to play if they want to end their three-game losing streak and find some traction, starting with a Garden matinee on Sunday against the Canucks.

“The only way you can go East-West is if you go North,” Quinn said before his team suffered back-to-back 5-2 losses, the second leg coming to the Capitals down in Washington on Friday night, dropping his team to 2-3-0 on the season. “The best way to go East-West is when you’ve established the fact that you’re going to attack North with some pace, and then that gives you some…