Let's stay on top of the latest bullpen developments cause any role changes could last for months, if not the entire season.
Arizona Diamondbacks
Mark Melancon stabilized over the past week when he pitched two shutout innings with two strikeouts with a save. The thought of Ian Kennedy earning the ninth-inning role looked to be a false hope as he struggled twice over his four appearances (four runs, six baserunners, and one home run over four innings with one strikeout). Edwin Uceta showed dominating stuff over his four games at AAA (one run, four hits, and 13 strikeouts over 10 innings).