Hikers read a plaque along a trail after a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Gov. Doug Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism. (AP Photo/Ross D. Franklin)

Arizona Republican Gov. Doug Ducey officially dedicates the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire in a ceremony Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism.(AP Photo/Ross D. Franklin)

Family members and residents of Yarnell, Ariz., greet one another after a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Gov. Doug Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism. (AP Photo/Ross D. Franklin)

Arizona Republican Gov. Doug Ducey, left, and Director of the Arizona State Parks Sue Black, right, unveil a trailhead sign during a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism.(AP Photo/Ross D. Franklin)

Arizona Republican Gov. Doug Ducey officially dedicates the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire in a ceremony Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism. (AP Photo/Ross D. Franklin)

Arizona Republican Gov. Doug Ducey officially dedicates the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire in a ceremony Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism. (AP Photo/Ross D. Franklin)

A family member is overcome as she watches a missing man formation of fire fighting planes as they fly over during a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Gov. Doug Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism.(AP Photo/Ross D. Franklin)

Firefighters from a variety of honor guards from around Arizona attend stand at attention during a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. Gov. Doug Ducey said the 3-mile trail and memorial would serve as a lasting tribute to the fallen firefighters’ heroism.(AP Photo/Ross D. Franklin)

A missing man formation of fire fighting planes fly over a dedication ceremony for the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire Tuesday, Nov. 29, 2016, in Yarnell, Ariz. (AP Photo/Ross D. Franklin)

A few family members, fellow firefighters, and park officials gather around a memorial at the end of a four mile trail that was officially opened, dedicating the new Granite Mountain Hotshots Memorial State Park as a tribute to the 19 firefighters killed during a 2013 wildfire, during a ceremony Tuesday, Nov. 29, 2016, in Yarnell, Ariz. The park was dedicated after Arizona’s state Legislature spent $500,000 in 2014 to buy the land and the nearly 3-mile trail was built from a state highway to the spot where the flames trapped the firefighters. (AP Photo/Ross D. Franklin)