Seattle Mariners closing pitcher Edwin Diaz reacts after the final out of a baseball game against the New York Yankees, Sunday, Sept. 9, 2018, in Seattle. (AP Photo/John Froschauer)
Seattle Mariners closing pitcher Edwin Diaz reacts after the final out of a baseball game against the New York Yankees, Sunday, Sept. 9, 2018, in Seattle. (AP Photo/John Froschauer) John Froschauer AP
Seattle Mariners closing pitcher Edwin Diaz reacts after the final out of a baseball game against the New York Yankees, Sunday, Sept. 9, 2018, in Seattle. (AP Photo/John Froschauer) John Froschauer AP

TJ Cotterill is the Seattle Mariners and MLB writer for The News Tribune. He started covering MLB full-time in 2018, but before that covered Ken Griffey Jr.’s Hall of Fame induction in Cooperstown, the U.S. Open at Chambers Bay and spent seven years writing about high schools, including four as TNT’s prep sports coordinator. Born and raised in Washington.