It’s Manny Machado’s job to sell himself to the Yankees

If I were Brian Cashman, here’s how Wednesday’s meeting with Manny Machado would go down: BC: Have a seat, Manny. Would you like some tap water? MM: Actually, do you have any sparkling water? Or Diet Coke? BC: Nope. Tap water. Or nothing. How about nothing? MM: (Awkward silence) BC: We have one last rice…