Shawn Armstrong news archive. This tag page collects news, articles, interviews, and updates covering the career of Shawn Michael Armstrong, an American professional baseball pitcher born on September 11, 1990, who currently plays for the Cleveland Guardians of Major League Baseball. Coverage spans his 2015 MLB debut with the Cleveland Indians, his time with the Seattle Mariners, Baltimore Orioles, Tampa Bay Rays, Miami Marlins, St. Louis Cardinals, Chicago Cubs, and Texas Rangers, and his December 20, 2025 return to Cleveland on a one-year, $5.5 million contract. Articles also track his minor-league development, All-Star selections, and notable relief performances, including a 1.23 ERA in 2018, a 1.80 ERA in 2020, a 1.38 ERA in 2023, and a 2.31 ERA with nine saves in 2025.