(WFRV) – The 2014 Black Buick LaCrosse involved in an AMBER Alert for a missing pregnant 16-year-old girl from Beaver Dam, Wisconsin is reportedly using multiple license plates.

The vehicle involved was last seen on Monday morning in Wisconsin with a Pennsylvania License Plate number KGW 5186, according to the AMBER Alert.

According to the National Center for Missing and Exploited Children website, Sophia Franklin of Beaver Dam was last seen on Sunday around 9 p.m. at her residence and is believed to be with 40-year-old Gary F. Day, who is the father of the unborn child.

Day was last seen at her residence on Monday around 7:48 a.m.

Sophia is white and listed at 5-foot-9 at about 186 pounds with brown hair and blue eyes. Gary Day is listed at 5-foot-7, 167 pounds with balding blonde hair and green eyes.

If you have any information about this alert, immediately contact the Beaver Dam Police Department at (888) 304-3936.