Former FBI director James Comey says that he's still a bit bewildered over how a seemingly innocent Instagram shot of shells arranged in the sand led to allegations by Donald Trump among others that he was calling for the president's assassination and to an interview with the Secret Service.

Former FBI Director James Comey accused President Trump and his administration on Monday of using their powers "to aim at individuals, eroding the rule of law," as he addressed his "8647" Instagram po...