Biden seeks Democratic, national unity in convention finale

Wilmington, Del. • Joe Biden is accepting the Democratic presidential nomination Thursday night, achieving the pinnacle — so far — of his nearly five-decade political career on the final night of the most unorthodox national convention in modern history.The former vice president is hoping the night helps the Democrats make progress toward not only unifying the diverse party but a deeply divided America as well.Biden, who at 77 years old would be the oldest president ever elected