18-Year-Old Pitcher Unleashes 109 MPH Fastball

18-Year-Old Pitcher Unleashes 109 MPH Fastball

1:27 Mar 19, 2026
About this episode
Miguel Sime Junior, an 18-year-old Nationals prospect, showcased his raw power in a Spring Breakout game against the Cardinals. He unleashed a 108 mph fastball, knocking the helmet off Cardinals top prospect JJ Wetherholt. Despite falling behind early, Sime battled back with cutters and ended the at-bat with a blazing fastball, demonstrating his potential as a rising star. Support the show:Get a discount at https://solipillow.com/discount/dnn. Advertise on DNN:advertise@thednn.ai This is an automated, high-level news summary based on public reporting.Report issues to feedback@thednn.ai. View sources & latest updates:https://sources.thednn.ai/a26676bbc5cbc357
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