Admiral Brad Cooper says he's "not concerned at all" about munition shortage

"60 Minutes" correspondent Norah O'Donnell spoke to Admiral Brad Cooper, the commander in charge of the war in Iran. He told O'Donnell "I'm not concerned at all" about a munitions shortage to defend against Iranian missile and drone attacks. Watch the full interview on "60 Minutes" on CBS or Paramount+ this Sunday, Sept. 13 at 7:30 p.m. ET.