The names of nearly 3,000 people killed when hijacked jetliners crashed into the World Trade Center, the Pentagon and a Pennsylvania field are read aloud on Wednesday (September 11), the 12th anniversary of the September 11 attacks of 2001.

(SOUNDBITE) (English) UNIDENTIFIED VICTIM'S RELATIVE SAYING:

"My beloved son, Joshua Todd Aron, I miss you every moment."

UNIDENTIFIED VICTIM'S RELATIVE SAYING:

"And my brother, Richard Avery Aronow, we love you, we miss you still and think of you every day."

More than a thousand people gather at the September 11 Memorial plaza in Manhattan around reflecting pools in the footprint of the fallen twin towers.

At the Pentagon, President Barack Obama asks Americans to pray for those whose lives were lost....and reflects on the limits of force the morning after urging Americans to support his proposal to use military force against Syria.

(SOUNDBITE) (English) U.S. PRESIDENT BARACK OBAMA SAYING:

"Let us have