Diamondbacks Sign Joe Ross, Oscar Mercado To Minor League Deals

The Diamondbacks signed right-hander Joe Ross and outfielder Oscar Mercado to minor league contracts that contain invitations to Arizona’s big league spring camp. The Athletic’s Ken Rosenthal was the first to report Ross’ deal, while MLB Trade Rumors’ Steve Adams had the Mercado signing. Ross is a Wasserman client, and Mercado is represented by Excel…