Hard-throwing 19-year-old Roki Sasaki, whose fastball made news across Japan two summers ago as a high schooler, took the mound in a professional game for the first time on Friday.The right-hander, who one pro scout clocked at 163 kilometers (101.3 miles) per hour in an April 2019 training camp, turned pro last year with the Lotte Marines, one of four teams that named him their top 2019 draft choice.Sasaki touched 153 kilometers per hour and struck out slugger Dayan Viciedo looking in a 1-2-3 inning as the Marines beat the Chunichi Dragons 3-2 in a preseason exhibition at Chiba's Zozo Marin…READ FULL ARTICLE