Yankees' Justus Sheffield speechless after MLB debut: 'Honestly I can't even describe it'Sheffield pitched out of trouble to close Yanks' 10-1 win9/20/2018, 4:29 AMSep 19, 2018; Bronx, NY, USA; New York Yankees relief pitcher Justus Sheffield (61) reacts after defeating the Boston Red Sox at Yankee Stadium. The appearance was Sheffield's major league debut. Mandatory Credit: Brad Penner-USA TODAY Sports / Brad Penner