Nation Greg McMichael didn’t know if Ahmaud Arbery had a gun, but ‘I don’t take any chances,’ he told police November 9, 2021November 10, 2021 N'dea Yancey-Bragg, Raisa Habersham and Grace Hauck, USA TODAY Comments Off on Greg McMichael didn’t know if Ahmaud Arbery had a gun, but ‘I don’t take any chances,’ he told police Greg McMichael didn't know if Ahmaud Arbery was armed but grabbed a gun and chased him anyway, an officer said Tuesday at the Georgia murder trial.