(CNN)The man who was president during the attacks of September 11, 2001, used a speech commemorating the 20th anniversary of that terrible day to call out the "malign force" coursing through the country thanks to the presidency (and post-presidency) of Donald Trump and offered an alternative vision for his party and the country. George W. Bush gave the speech at the Shanksville, Pennsylvania, site where Flight 93 was brought down -- thanks to the heroics of the passengers who revolted against their hijackers. Here's the key bit (bolding is mine): "In the weeks and months following the 9/11 attacks, I...