Delegates will vote for their nominee and Bill Clinton will speak on Day 2 of the Democratic National Convention in Philadelphia. You can watch the convention livestream here all day, and the NPR/PBS NewsHour coverage starting at 7 p.m. Central Time.
Here's the livestream:
https://www.youtube.com/watch?v=xzFWdAs5VTc
And here's the NPR/PBS NewsHour special coverage: