Registration is open to walk or run the annual Tunnel to Towers 5K in The Market Common. The race honors New York firefighter Stephen Siller, who sacrificed his life to save others in the World Trade Center on September 11, 2001. Proceeds from the Tunnel to Towers Foundation benefit veterans, Gold Star families and first responders across the United States. The Myrtle Beach race is scheduled for 8:00 a.m., Sunday, September 15, at Farrow Parkway and Nevers Street in The Market Common. Go to t2t.org to register for the Myrtle Beach race.