A view of the 9-11 Memorial Stair Climb held on Wednesday morning April 6 as part of the Congressional Fire Services Institute (CFSI) meeting at the Washington Hilton Hotel. The National Fallen Firefighters Foundation (NFFF) sponsors these event to remember the firefighters who were lost on September 11, 2001. To learn how you can host or participate in a 9-11 Memorial Stair Climb click here- www.9-11stairclimb.com/