unanimously adopted by baseball s competition committee yesterday. the league is also reportedly tweaking a rule that allowed players to pitch now requiring teams to be up ten or more in the ninth inning. position players are also allowed to pitch anytime in extra innings and mean mile opening down march 30th will feature three of the biggest changes since the pitchers mound was lowered. going to be a different year. those changes include two infielders are required on either side of second base while all infielders must be within the outer boundary of the infield when the pitcher is on the rubber. base sides will increase from 18 square inches to 15 square inches, giving base runners an advantage, might lead to more stolen bases and biggest of all a pitch clock will be used with 20 seconds with runners on.