Rogelio Armenteros, 26, underwent surgery to remove a bone spur from right elbow this past March, so he didn’t pitch in 2020, and the former Houston Astros’ pitcher, who was claimed off waivers by the Arizona Diamondbacks earlier this month, was claimed again, this time by the Washington Nationals, who announced this afternoon that they’d added Armenteros to their 40-man roster by claiming him off waivers from the D-Backs.
Born in La Habana, Cuba, Armenteros signed with the Astros as an amateur free agent in 2014, and made his major league debut for Houston in 2019, going (1-1) in five games and two starts, over which he had a 4.