9/11 anniversary September 11, 2021 6:50 pm New York City Marks 20th Anniversary of 9/11 A new generation born after Sept. 11, 2001, took the mic at this year’s memorial ceremony. NBC New York’s Andrew Siff reports on the anniversary two decades in the making. Local 2:06 Art installation more than a mile long unveiled in Queens neighborhood 2:45 Fourth day of wooded searches linked to Gilgo Beach murders 2:08 Bridge repairs causing problems at the Jersey Shore 2:52 Columbia students continue protest after deadline passes 2:10 Van Zandt brothers honored in New Jersey street naming