The 10th anniversary of the September 11th terrorist attacks was the biggest topic on YouTube this weekend and videos tied to the anniversary remain very popular today. 9/11-related terms were the top rising searches of the weekend and the most-viewed and most-shared videos this morning in the United States were all related clips.

In particular, our top trending video of the anniversary was an spot created by StateFarm, directed by Spike Lee, and featuring 150 school children singing "Empire State of Mind." It's been seen roughly half a million times in the past 24 hours or so:



There were a number of other very popular tribute videos that drew a lot of of attention, including the StoryCorps video we spotted trending on Friday. That video was also seen over 500,000 times over the weekend.

You can track the most-viewed and most-shared videos in New York City with our Trends Dashboard.