Kennedy, made him a worldwide symbol of courage and a revered icon ... captured Hill jumping onto the presidential limo — the only Secret Service agent to rush to the vehicle.

The U.S. Secret Service is at the center of questions about security after a shooting at a rally for former president Donald Trump in Butler, Pa. The agency, under the Department of Homeland ...

Kennedy, made him a worldwide symbol of courage and a revered icon ... captured Hill jumping onto the presidential limo - the only Secret Service agent to rush to the vehicle.