Racing PositionsMontgomery looks sharp in awaited Arizona debut10h'Electric' d'Arnaud homers 3 times in Braves' win13hBooser's comeback story hits peak with Red Sox14hVerlander throws 6 solid innings in season debut12hAssociated PressLeMahieu's minors stint delayed as foot not '100%'14hStrider begins recovery, says Braves can win WS18hD-backs' Nelson, hit by comebacker, lands on IL18hRangers option rookie Leiter after shaky debut19hFreeland wonders if pitch clock factored in injury16hFantasy baseball pitcher rankings, lineup advice for Saturday's MLB games19hTodd Zola