Event:
A memorial to the 40 people aboard Flight 93 opens in Shawshank, Pennsylvania, U.S.; terrorists hijacked the flight on September 11, 2001, but passengers rushed the cockpit, crashing the flight and averting the intended attack on the U.S. Capitol
More Notable Events on September 11: 2001 19 Islamist terrorists hijack four commercial jets, killing nearly 3,000 in New York, Virginia and Pennsylvania
1967 U.S. Surveyor 5 makes 1st chemical analysis of lunar material
1950 Dick Tracy TV show sparks uproar concerning violence
1946 1st mobile long-distance car-to-car telephone conversation
1939 Iraq and Saudi Arabia declare war on nazi-Germany
