In this July 4, 2015, file photo, fireworks explode over the Strip in Las Vegas as seen from Gh …

In this July 4, 2015, file photo, fireworks explode over the Strip in Las Vegas as seen from Gh ...

In this July 4, 2015, file photo, fireworks explode over the Strip in Las Vegas as seen from Ghostbar at the Palms hotel-casino. (Joshua Dahl/Las Vegas Review-Journal)