An Amber Alert that originated in Cook County has been issued for the entire state of Illinois. 

The two children in question, Lynn Roby, 3, and Jordyn Washington, 2, were abducted by their father, Lynn Washington, 40, Wednesday afternoon from their home in Harvey, Illinois.

The children are believed to be in danger. The father drove on in a Silver '04 or '05 Malibu or Impala.

If you know anything or believe you have seen the vehicle or either of the girls you should call 9-1-1 immediately.