Buttigieg warns of possible travel chaos if planes don't update for 5G tech l GMA

The Department of Transportation is sounding the alarm about airlines missing that crucial deadline to retrofit planes for 5G technology.

SUBSCRIBE to ABC News on YouTube: https://bit.ly/2vZb6yP
Latest updates: http://abcnews.go.com/
Watch FULL EPISODES on Hulu: http://abcn.ws/3bzvQQn

#5g #airtravel #technology #abcnews .