Greyhound Bus suspect in court, accused of threatening passengers

RACINE, Wis. (CBS 58) -- A man charged with threatening passengers on a Milwaukee to Chicago Greyhound bus pleaded not guilty on Wednesday. 

Police say on January 12, Margarito Vargas-Rosas implied he had a gun. The bus was stopped just over the state line and Vargas-Rosas was taken into custody. He waived his preliminary hearing and was bound over for trial.