But he was called on to do a duty and he did it and he gave the ultimate sacrifice for doing that.

BBC: Murdered Pc's officer son says pain 'will stay forever'

As we mark these solemn days, we pay tribute to the men and women who made the ultimate sacrifice in faraway lands, to heroes who died in the line of duty here at home, and to all who keep faith with the principles of service and sacrifice that will always be the source of America's strength.

WHITEHOUSE: The White House