One more reason the Yankees should reel in Bryce Harper now

If they indeed lose out on a right-handed-hitting third baseman, the Yankees should respond by signing a lefty-swinging outfielder. OK, maybe it’s not that simple. Yet Nolan Arenado’s progress on a multi-year extension with the Rockies, which would remove him from next offseason’s free-agent market if the deal gets completed, should remind the Yankees that…