The Los Angeles Dodgers said Tuesday they have placed rookie Japanese pitcher Roki Sasaki on the 15-day injured list with a right shoulder impingement.Dodgers manager Dave Roberts said before Tuesday's series opener against the Athletics that the 23-year-old right-hander has been dealing with arm soreness since his last start on Friday, when he pitched on five days' rest for the first time in his professional career, one day less than usual.Sasaki experienced a noticeable dip in velocity and gave up five runs in four-plus innings against the Arizona Diamondbacks without striking out a batte…READ FULL ARTICLE