The Tunnel to Towers 5K Run & Walk is a charity event that benefits the Tunnel to Towers organization. This nonprofit organization is dedicated to honor the sacrifice of Stephen Siller and others who laid down their lives to save others on September 11, 2001, along with military and first responders that continue to risk their lives in the interest of helping other people. They host events, like this one, to help us “Never Forget” the tragedy of lives lost on that day. Valor Park at The Market Common, Farrow Parkway & Nevers Street. Saturday, 8 a.m. Visit website for prices. (718) 987-1931, www.t2t.org