Final answer:
If the passengers of Flight 93 did not take control, authorities believed that the plane would have crashed into either the Capitol or the White House in Washington, DC. However, the passengers fought back against the hijackers and the plane crashed in a field in Pennsylvania.
Step-by-step explanation:
If the passengers of Flight 93 did not take control, authorities believed that the plane would have crashed into either the Capitol or the White House in Washington, DC. However, due to the heroic actions of the passengers who fought back against the hijackers, the plane ultimately crashed in a field near Shanksville, Pennsylvania.