PoliticsCan Joe Biden hold his lead?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoPolitics09/09/2019September 9, 2019Opinion polls in the US show former Vice President Joe Biden in the lead among Democratic contenders to take on President Donald Trump in 2020. But the gap between Biden and other leading candidates is narrowing, as the enthusiasm gap widens.https://p.dw.com/p/3PHeqAdvertisement