Michael Kopech's pending debut for the White Sox on Tuesday is getting plenty of buzz among White Sox fans, but it's also getting some national attention.
Hall of Fame pitcher Pedro Martinez tweeted out some strong words about Kopech the day before Kopech is set to make his major league debut.
I believe Kopech has the biggest up and coming arm in baseball. Excited to watch his debut tomorrow with the @whitesox
— Pedro Martinez (@45PedroMartinez) August 20, 2018
Martinez was one of the most electric pitchers in the game so when he talks about a pitching prospect as "the biggest up and coming arm in baseball," it carries some weight.