A look back at Biden's road to the White House
President Biden began his career in politics in 1973 as the junior United States senator from Delaware. Now, nearly 50 years after his journey began, he has taken office as the 46th president of the United States. Robert Hoopes, president of VOX Global and who served as Biden's chief of staff during the 2012 Democratic National Convention, joins CBSN's Lana Zak to reflect on the president's career in public service.