A motorist on Interstate 17 found a Phoenix girl who was reported missing Saturday.
Officers said 11-year-old Alexis was "lost and very cold." Her last name was not provided.
She was last seen by her parents on her bike in the area of Central Avenue and Union Hills at about 4 p.m.
When her parents went outside to check on her, her bike was there but Alexis was gone, police said.
The motorist spotted her just before midnight near I-17 and Pinnacle Peak.
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