
It should have been a grand day at the Pan-American Exhibition in Buffalo, New York, in 1901. President William McKinley shook hands with well-wishers who had lined up to meet their popular leader. But one man stepped forward with a pistol hidden under a handkerchief wrapped...

It should have been a grand day at the Pan-American Exhibition in Buffalo, New York, in 1901. President William McKinley shook hands with well-wishers who had lined up to meet their popular leader. But one man stepped forward with a pistol hidden under a handkerchief wrapped...