The Boston Red Sox's 2025 trade deadline is widely considered a failure. Instead, Craig Breslow, the team's chief baseball officer, decided to invest in lower-tier additions to help push the team over the hump and into the postseason.

Kyle Harrison — the 23-year-old lefty who the Red Sox acquired in the Rafael Devers trade — is part of the thin starting depth group at Triple-A Worcester. "We've seen flashes."