Ron Darling doesn’t have a Luis Severino regret — but he should

TBS’ Ron Darling started Warmupgate tremendously, but finished it poorly. Before Yankees Game 3 starter Luis Severino’s first pitch, Darling and TBS did exactly what you want on a broadcast: They told us and showed us something we could not see. Severino oddly warmed up later than normal for a starter. Darling questioned Severino, but…