PR Newswire reports that this year’s “September 11 National Day of Service and Remembrance will be marked by signature projects in six cities – New York City; Washington, DC; Boston; Arlington, VA; Los Angeles; and Philadelphia – and events taking place in all 50 states.” Above, the “World Trade Center site is shown, Saturday, Sept. 11, 2010, on the ninth anniversary of the attacks of 2001.” Video after the break. Click here for more pictures.

President Obama signed the Serve America Act into law in April 2009, designating September 11 as a National Day of Service and Remembrance and capping a nine-year effort by families of the victims.

[via YahooPR Newswire]