Thousands of supporters of former President Trump returned to Butler, Pa., Saturday, amid an increased presence of Secret Service and security details and checkpoints.

BUTLER COUNTY, Pa. – In the couple of weeks after Kamala Harris replaced Joe Biden atop the Democratic ticket, there was a decided doldrum I detected across the country from Trump supporters.

But Saturday, as Trump returned to the site of his July 13 near assassination and the tragic murder of Corey Comperatore, a new confidence was clear among his faithful.

Rob is a teacher who lives in Pennsylvania and was carrying a clipboard, registering voters who stood in the vast line to get in.

"I coach wrestling," Rob told me, "and when they switched in Harris it was like a wrestler had his opponent pinned, and suddenly they swap in a new, fresh opponent. Even if that new opponent is weak, it's still deflating."

TRUMP SUPPORTERS WEIGH IN ON SAFETY AT HISTORIC PENNSYLVANIA RALLY

But now, Rob, who had registered about a dozen new voters when I spoke to him early in the day, thinks Trump has turned a corner, and is poised to defeat Harris.

He wasn’t alone.

Joe, a retired NYPD officer, drove six hours from Staten Island with nephew Uriel to witness Trump's return to Butler. (David Marcus for Fox News Digital)

On a park bench in the shade, I found........

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