Winter Storm Warnings have been issued for elevations above 6,500 feet on Wednesday, including Flagstaff, the Kaibab Plateau, and the Mogollon Rim.
The Arizona Department of Public Safety is expected to share details on the deadly helicopter crash near Flagstaff.
15don MSN
Watch live: Homeland Security Secretary Kristi Noem making 'major border wall' update in Arizona
Noem will make the announcement at a press conference in Nogales, Arizona, on Wednesday morning.
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