UPDATE (Oct. 1): Ambrose Klingensmith has been found.

Read more here.

PITTSBURGH (KDKA) — The FBI is now assisting local police with the search for Ambrose Klingensmith, a West Mifflin 7-week-old believed to be at risk.

According to police, 7-week-old Ambrose Klingensmith was at Children’s Hospital Thursday when doctors observed stomach injuries and fingermark bruising consistent with abuse. They say the parents took the child before doctors could finish their evaluation.

(Photo Credit: West Mifflin Police)

It is believed the boy’s parents, Jeannette Funnen, 32, and Daemon Klingensmith, 23, took the child and are driving to Florida.

(Photo Credit: West Mifflin Police)

They were last seen in 2001 Buick Century with the license plate PA LBD6681.

West Mifflin Police say the car was last seen on cameras heading south on Washington Road in Peters Township.

If you’re traveling on the interstates on any East Coast interstates, you will see a sign overhead blasting the details of the missing child.

(Photo Credit: KDKA)

WATCH: Missing/Endangered Infant Believed To Have Been Abused, KDKA’s Lindsay Ward reports

Police were also able to get a background history on Funnen. They found out she attempted suicide during two pregnancies.

They also learned two other children have been removed from her care and custody.

Anyone that sees the car, child or parents is asked to call West Mifflin Police at 412-461-3125.