Nationals' Rogelio Armenteros: Outrighted to Triple-A

Armenteros cleared waivers and was outrighted to Triple-A Rochester on Friday, Matt Weyrich of NBC Sports Washington reports.

Armenteros was designated for assignment earlier in the week and will remain with the Nationals' organization after going unclaimed on waivers. The 26-year-old has been pitching at Triple-A all season and has a 5.83 ERA, 1.68 WHIP and 31:19 K:BB over 29.1 innings (seven starts).