Most Memorable TV Moments of 50 Years

What moments are engraved most profoundly into the minds of television viewers in the past 50 years? Sony Electronics and Nielsen surveyed more than 1,000 adults and found that the 9/11 attacks are the easy No. 1, though OJ Simpson has the distinction of cracking the top 10 twice. The top vote-getters, from AP and the New York Post.

1. 9/11 attacks
2. Hurricane Katrina (2005)
3. OJ Simpson verdict (1995)
4. Challenger shuttle explosion (1986)
5. Death of Osama bin Laden (2011)
6. OJ Simpson's white Bronco chase (1994)
7. Japan's earthquake and tsunami (2011)
8. Columbine school shooting (1999)
9. BP oil spill (2010)
10. Princess Diana's funeral (1997)