Visitors and staff at two national parks in the U.S. West have been evacuted because of wildfires. Officials at Black Canyon of the Gunnison National Park in Colorado say the

Multiple aircraft are fighting the fire and a federal incident management team is set to take command of the fire first thing Friday, emergency officials said.

Visitors and staff at two national parks in the U.S. West have been evacuated because of wildfires. Black Canyon of the Gunnison National Park, about 260 miles (418 kilometers) southwest of Denver, closed Thursday morning after lighting sparked blazes on both rims,