Joe Biden?
Nielsen estimates that there are roughly 289.7 million TV viewers in the United States. Of those viewers, 14.7 percent watched Biden’s speech on the final night of the Democratic National Convention in Charlotte.
President Obama came in second with 13.7 percent. Mitt Romney ranked third with 12.5 percent. And former President Bill Clinton came in fourth with 10.9 percent.
Here are the final tallys: