The National Parks Service says an investigation has failed to determine the cause of a 2014 fire that struck the Flight 93 National Memorial in western Pennsylvania but identified factors believed to have contributed to the blaze
ABC News: U.S., ABC News: Nation
Sat, 02/06/2016 - 12:22pm
The National Parks Service says an investigation has failed to determine the cause of a 2014 fire that struck the Flight 93 National Memorial in western Pennsylvania but identified factors believed to have contributed to the blaze