We are learning more about Usama Bin Laden's demeanor as U.S. Navy SEALs raided his compound in Abbottabad, Pakistan.

So how did the terror mastermind act in the moments before his death?

FOX News Radio's Mike Majchrowitz reports from the White House:

Meanwhile, Vice President Joe Biden laid a wreath at the Pentagon 9/11 Memorial Thursday to commemorate the 184 lives lost there nearly 10 years ago.

Listen HERE to "Taps" being played as the wreath was placed:

About 100 family members of 9/11 victims and Pentagon staffers came out for the small ceremony.