Yandy Diaz and Cedric Mullins each homered and drove in two runs and the AL-leading Tampa Bay Rays scored five runs in the fourth inning on the way to a 9-4 victory over the San Diego Padres on Friday night. Shane McClanahan (10-6) allowed three hits and four runs, three earned, with two walks and four strikeouts in 5 2/3 innings. Chandler Simpson had two…