Dave Hyde: There’s a better way for Dolphins to improve running game than Dalvin Cook

Dalvin Cook cared a lot more about the Miami Dolphins than they cared about him. Now the newest New York Jet will care more about playing the Dolphins than they will ever care about playing him. That’s how it works sometimes, and if you’re the Dolphins you’re fine with that. General manager Chris Grier and coach Mike McDaniel decided as much weeks ago. Cook batted eyelashes from across the …