Four folks have died, and one is in important situation, after a sizzling air balloon accident in Arizona, police stated.

The crash occurred at about 7:50 a.m. Sunday in Eloy, which is about 52 miles northwest of Tucson.

The reason behind the crash is just not at the moment recognized. Officials from the National Transportation Safety Board and the Federal Aviation Administration are investigating, Eloy police stated.

Police haven’t launched the victims’ names.

“The Eloy Police Department extends its deepest condolences to the families and friends of those involved in this heartbreaking incident,” the division stated.