Jason Grilli indicated via his Twitter account that he has joined the Pirates. Grilli tweeted the following in the wee hours of the morning Wednesday: "Black & Yellow! Black & Yellow! Black & Yellow! Cannot wait to join the new squadron." The 34-year-old right-hander signed a minor league deal with the Phillies in January and has a 1.93 ERA and 43/12 K/BB ratio over 32 2/3 innings at the Triple-A level this season. He hasn't pitched in the majors since 2009.