The State Department Monday confirmed it had facilitated the safe departure of four Americans via an overland route out of Afghanistan. There are further American citizens at an airport in northern Afghanistan being denied permission to leave the country by the Taliban. As Charlie D'Agata reports, the Taliban were aware of the evacuation and allowed it to happen. Each weekday morning, "CBS Mornings” co-hosts Gayle King, Tony Dokoupil and Nate Burleson bring you the latest breaking news, smart conversation and in-depth feature reporting. "CBS Mornings" airs weekdays at 7 a.m. on CBS and 8 a.m. ET on CBSN. Subscribe to “CBS Mornings” on YouTube: https://www.youtube.com/CBSMornings Watch CBSN live: http://cbsn.ws/1PlLpZ7c​ Download the CBS News app: http://cbsn.ws/1Xb1WC8​ Follow "CBS Mornings" on Instagram: http://bit.ly/1Q7NGnY Like "CBS Mornings" on Facebook: http://on.fb.me/1LhtdvI Follow "CBS Mornings" on Twitter: http://bit.ly/1Xj5W3p Subscribe to our newsletter: http://cbsn.ws/1RqHw7T​ Try Paramount+ free: https://bit.ly/2OiW1kZ For video licensing inquiries, contact: [email protected]