Col Jeff McCausland: 'We ought to be very concerned' over shortage of US military weapons

Col Jeff McCausland is the former National Security Consultant for CBS News & founder of Diamond6 Leadership & Strategy, LLC. He shares his concerns over reports of a lower supply of weapons, exacerbated by an ongoing, now 6-month, war with Iran. He also discusses the lengthy deployment of the USS Abraham Lincoln and its toll taken on sailors who are part of that carrier group. What does Col McCausland think about Pres Trump scuttling US military exercises with South Korea? 'We're punishing an ally, a very loyal ally,' and giving a 'gift' to North Korea.