CNN Erin Burnett OutFront September 20, 2019 23:32:00
>> in a state like iowa where voters value their face time with candidates, relationships are key. state lawmaker bruce hunter and betty brim-hunter met biden in 2007 and more than a decade later endorsed his 2020 run. >> the ground game is a lot different than it was back in '07 and '08. the history of joe building those relationships in iowa and across the country has been a big plus for him. he puts family and friendship above everything else. >> it's something money can't buy. >> joe biden has led here consistently in iowa since he entered the 2020 race. he's closely trailed by bernie sa...