Mariners’ Pitcher Piggyback Experiment

The Mariners are testing a bold new piggyback pitching system with Luis Castillo and Bryce Miller, designed to keep both arms fresh and protect the bullpen—though it’s a tightrope walk that could backfire if mishandled. Both pitchers have bought in after discussions with coaches and execs, easing concerns about trust and momentum, especially around veteran Hancock. With communication improving and the plan sticking around for the next three starts, the experiment may prove to be a smart move—if it doesn’t unravel under pressure. Support the show:Get a discount at https://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/8047d390cbe4c0c8