The New York Mets face a decision regarding David Peterson's role. In Monday's 4-2 win over the Colorado Rockies, the 30-year-old left-hander turned in his third consecutive solid relief outing. He pitched four innings, allowing three hits and two runs while recording six strikeouts and no walks. David Peterson throws four innings as the bulk man out of the Mets' bullpen today pic.twitter.com/eha7IuSCqf — SNY Mets (@SNY_Mets) May 4, 2026 As a reliever, Peterson holds a 2.45 ERA this season. In contrast, he has a 8.10 ERA in five outings as a starting pitcher. The significant splits raise questions of whether the Mets should continue using Peterson out of the bullpen. Keeping Peterson in the Bullpen Makes Sense Peterson is not the only Mets starter to transition from the rotation to the bullpen in 2026. Sean Manaea has worked exclusively in relief this season after not making the starting rotation.…