Mets' Luis Rojas discusses MLB's new foreign substance rules, why his hitters 'don't care' about changes'We haven’t been distracted by this'6/15/2021, 9:04 PMScott ThompsonEditorial ProducerNew York Mets manager Luis Rojas (19) makes a pitching change during the seventh inning against the Arizona Diamondbacks at Chase Field May 31, 2021. Mets Vs Diamondbacks / Michael Chow/The Republic via Imagn Content Services, LLC