When Senator Joseph R. Biden Jr. sought the 1988 Democratic nomination for president, he was a young lawmaker running on a message of generational change. His bid, though, was doomed by self-inflicted mistakes. Here’s how it unfolded. Read more: https://nyti.ms/2WEYx7L Subscribe: http://bit.ly/U8Ys7n More from The New York Times Video: http://nytimes.com/video ---------- Whether it's reporting on conflicts abroad and political divisions at home, or covering the latest style trends and scientific developments, New York Times video journalists provide a revealing and unforgettable view of the world. It's all the news that's fit to watch.