The Pittsburgh Pirates claimed left-handed pitcher Aaron Fletcher off of waivers from the Seattle Mariners on Sunday. The 26-year-old has pitched small parts of two seasons in the majors, struggling in both trials. He had a 3.23 WHIP and a 12.46 ERA in 4.1 innings over six appearances in 2020, then allowed five runs on seven hits in 3.2 innings over four games in 2021.
He was originally a 14th round pick of the Washington Nationals in 2018, who the Mariners acquired during the 2019 season. He had a lot of success in the Arizona Fall League after the 2019 season, throwing 9.