Story : Case: Bernard Simms, Frank Brokaw, Norman Whitehead, David Osborne, et al-Theft From Interstate Shipments, Attempted Murder. Inspector Lew Erskine goes undercover by driving big rigs to obtain evidence against an Interstate Hijacking Ring. Colby also goes undercover as a shipping clerk to uncover the smuggling ring. He is injured in the line of duty when an ex-con reveals that Colby was not a convict!