The two are tied when voters' first and second choices are combined.
Clinton leads with 37 percent support. But Sanders is close behind at 30 percent.
"I have seen the agriculture industry almost destroyed in the state of California."
The unannounced appearance comes as the vice president considers a presidential run.
“I would rather have positive TV ads, absolutely.”
"At any moment, FedEx can tell you where that package is."
Louisiana Gov. Bobby Jindal and New Orleans Mayor Mitch Landrieu headline the weekend.
"There is a ... growing-by-leaps-and-bounds silent majority out there," he said of his supporters.
"Wow, Jeb Bush just lost three of his top fundraisers - they quit!"
I want to be Trump’s running mate,” Hogan said. “Did you hear that? Vice President Hogan."