Panama City Beach, Florida (CNN) President Donald Trump on Wednesday blamed Democrats for why he wasn't able to herald millions of dollars in new disaster relief funding during his rally in the Florida Panhandle, as he returned to the region nearly seven months after he first toured the damage wrought by a Category 5 hurricane.

Those funds -- sought by local residents and Florida elected officials for months -- remain tied up in slow-moving negotiations over a broader multi-billion dollar disaster relief package amid a dispute over how much assistance should flow to Puerto Rico. Trump has continued to object to additional funding for Puerto Rico.

Trump's comments came during 90-minute rally Wednesday night in which he laced into Democrats in Congress over their handling of the Mueller report and mocked 2020 Democratic hopefuls. The speech was also included several falsehoods and misleading claims, including about the amount of disaster relief funding the federal government has already delivered to the region.

Trump also made light of an incendiary comment shouted by a person in the crowd. As he was addressing the issue of illegal immigration, Trump noted that US officials can't "use weapons" to stop migrants crossing illegally, but asked "how do you stop" them from crossing.

"Shoot them!" one person in the audience shouted.

Read More