Thousands ran and walked from Brooklyn to Manhattan on Sunday to remember those who perished during the 9/11 terror attacks while raising money for survivors and their families. Thousands ran and walked from Brooklyn to Manhattan on Sunday to remember those who perished during the 9/11 terror attacks while raising money for survivors and their families. Some honored Siller, who gave his life that day, by running in their FDNY and NYPD uniforms. Even elected officials ran to honor Siller and all of those who joined him on the trek to save as many as possible during the 911 terror attacks. “It’s so powerful to be in that tunnel with tens of thousands of people,” City Comptroller Brad Lander said.