Candles in memory of the 40 passengers and crew of Flight 93, line the Wall of Names at the Flight 93 National Memorial in Shanksville, Pennsylvania, Thursday, Sept. 10, 2015, as the nation marks the 14th anniversary of the Sept. 11 attacks. (AP Photo/Gene J. Puskar)
The National Park Service and the Interior Department hosted an opening ceremony Thursday, Sept. 10, 2015, for the Flight 93 National Memorial near Shanksville, Pennsylvania.