Forty-three pictures flashed across a screen at the arena in Philadelphia hosting the Democratic National Convention Tuesday night, each showing one of the men who has served as president of the United States. After President Barack Obama, the image on the screen zoomed out and then shattered into virtual pieces, revealing Hillary Clinton, the first woman to ever be nominated for president by one of the country’s major political parties.”It’s been a great day and night. What an incredible honor you’ve given me,” Clinton said.