A whistleblower says the Secret Service denied offers for drone surveillance at the Pennsylvania rally where former President Donald Trump was nearly assassinated, according to Sen. Josh Hawley (R-MO.) Law enforcement officials’ offers of drone security were repeatedly turned down the night before the Butler, Pa., rally on July 13, Hawley said in a letter to Homeland Security department secretary Alejandro Mayorkas. “This means that the technology was both available to [the Secret Service] and able to be deployed to secure the site,” Hawley wrote. “Secret Service said no.” Want more breaking p…