This is what Buttigieg thinks Harris will need while debating Trump

On “State of the Union,” CNN’s Dana Bash asks US Transportation Secretary and former presidential candidate Pete Buttigieg about his experience prepping Democratic presidential nominee Kamala Harris in a past debate. #CNN #News Want to stay up to date on the day's top stories? Sign up for CNN's 5 Things newsletter, and we'll give you the 5 biggest stories you need to know, videos people are watching, and more! Sign up here: https://www.cnn.com/newsletters/5-things?source=nl-acq_social_youtubedesc&utm_source=nl-acq_social_youtubedesc