Detailed text transcripts for TV channel - CNN - 20190610:23:27:00
Tonight the fight for 2020 joe biden and president trump both in iowa tomorrow at the same time. the two have traded barbs over everything from foreign policy to age. >> i am a young, vibrant man. i look at joe, i don't know about him. >> if he looks young and vibrant compared to me i should probably goo home. >> okay, this is not the first time, though, biden has used the issue of age against his opponent. jessica dean is out front. >> reporter: they say age is just a number. >> i am a 29-year-old odd ball. >> reporter: but for joe biden age defined the beginning of his political career. duri...