And in the days following the massacre in Sept. 2001 , every individual , government and business had to adapt , react and respect the magnitude of the tragedy .
Fifteen years later , there is no question that these events changed American and the world .
In the days following the massacre in Sept. 2001 , every individual , government and business had to adapt , react and respect the magnitude of the tragedy .
Fifteen years later , there is no question that these events changed American and the world .