He appeared to undercut President Biden, who previously told ABC News' George Stephanopoulos that "no one" that he "can recall" advised in favor of keeping a few thousand-strong force inside Afghanistan to ensure there'd be no rapid collapse or attacks on Americans. "I can only conclude your advice about staying in Afghanistan was rejected," Cotton began in his questioning.

But things really got tense when Cotton questioned, "If all this is true General Milley then why haven't you resigned?"