Memo: U.S. in ‘armed conflict’ with drug cartels

Now to another developing story. President Trump tonight saying the US is at war with drug cartels. That coming in a new notification from the Trump administration to Congress.Courtney QB joins us now. And Courtney, I know you have some new reporting for our viewers on what this all means. >> Yeah, that's right, Tom.NBC News obtained the confidential notice the Trump administration sent to Congress identifying drug cartels as terrorist organizations, declaring their actions constitute an armed attack agains ...