As the Trump administration prepares to release the Kennedy assassination files, a Secret Service agent who was famously photographed in 1963 throwing himself on top of President John F. Kennedy's limousine to protect the first family from more shots has died.
Clint Hill was decorated with honors for his bravery that day, but the memories of the gruesome assassination — and his belief he could have done more to stop it — haunted the agent for life.
