The Texas Department of Public Safety has issued an Amber Alert for 12-year-old Sommer Brown out of Cedar Hill.

She is African American, 5’6”, 90 lbs., with black hair and brown eyes. She was last seen wearing a black tank top and black basketball shorts.

Authorities are also looking for 43-year-old Lisa Elizabeth Brown. She is African American, 5’8”, 120 lbs., with black hair and brown eyes. She was last seen wearing a black blazer and a light green shirt.

Be on the lookout for a 2006 Ford Expedition, gray, with Texas temporary license plate number 86P-3357.

Pictures of Summer and Lisa Elizabeth Brown have not yet been released.

Authorities believe Sommer is in grave or immediate danger.

If you have any information regarding this abduction, call the Cedar Hill Police Department at 972-230-5785.