HP Umpire John Libka ejected New York pitcher Taijuan Walker and manager Luis Rojas for arguing balls and strikes in the 4th and 6th innings, respectively, of the Mets-Cubs game in Chicago. Report: https://www.closecallsports.com/2021/04/mlb-ejections-013-14-john-libka-nym-x2.html Walker was ejected as he argued after a pitching change following several walks in the 4th inning while Rojas was ejected after a strike three call to Michael Conforto in the 6th, leading Chicago's broadcasters to announce Joe West's arrival to break up the argument with, "here comes the principal."