U.S. President Barack Obama, New York City Mayor Michael Bloomberg, and former President George W. Bush speak at the 10th year anniversary memorial service of the September 11 Terrorist Attacks

Excerpt from a memorial service held on the former site of the World Trade Center in New York City. New York Mayor Michael Bloomberg addresses the crowd and calls for the first moment of silence. President Barack Obama reads from Psalm 46 and Bloomberg, quoting Shakespeare, introduces the reading of the victim's names. Following a second moment of silence, former President George W. Bush reads from Abraham Lincoln's November 1864 letter to Lydia Bixby, a grieving mother.