Democratic candidate Joe Biden attends Brown & Black Presidential Forum in Iowa

Democratic candidate Joe Biden attends Brown & Black Presidential Forum in Iowa

2020 Democratic candidate former Vice President Joe Biden listens to a question at the Brown & Black Presidential Forum in Des Moines, Iowa, Monday, January 20, 2020. Candidates continue to campaign ahead of Iowa's first-in-the-nation caucuses February 3. Photo by Mike Theiler/UPI.