. >> biden goes to syracuse law school in 1965 and marries nelia hunter a year later. when he graduates, biden begins practicing law in delaware. with two sons, beau and hunter, in 1970 biden runs for the newcastle county council. >> he was going for it and so i knew i was going for it with him. >> biden wins the county council seat. two years later after having a third child, naomi, he runs for his seat in the u.s. senate. >> i was his campaign manager. my brother, jimmy biden, was the fundraiser. my brother frankie biden was the volunteer coordinator, my mom was the coffee chair. >> biden's opponent is veteran republican senator caleb boggs who has run undefeated for 25 years. >> nobody took us seriously. the press called us "the children's crusade." >> i'll tell you how bad it was. on labor day we had a serious poll come in, boggs 47, biden 19. >> just two months later in one of the biggest upsets in senate history, 29-year-old biden defeats 63-year-old caleb boggs. >> they announced he won, i thought to myself, i will never, ever believe again that something is imp