The three white men charged with killing Ahmaud Arbery pleaded not guilty to the federal charges Tuesday. They are due in court on the state charges Wednesday. Caption (L to R) Travis McMichael, Gregory McMichael, William "Roddie" Bryan Credit: Glynn County Sheriff's Office The men charged with killing Ahmaud Arbery pleaded not guilty to the federal charges against them Tuesday. They are due in court Wednesday on the state charges. In their first federal court appearance, Travis and Gregory McMichael and William “Roddie” Bryan pleaded not guilty to hate crime and attempted kidnapping charges. The McMichaels also pleaded not guilty to additional firearms charges.