NEW : Atlanta ( CNN ) A person alerted police after seeing the missing boys on CNN , police said . Daniel Cleary failed to return his car as planned and had n't been heard from . An Amber alert went out Thursday ; the boys ' mother pleaded Saturday for their return . ` ` It is amazing . I had to hope , '' their mother says , shortly after talking to her son .
NEW : A person alerted police after seeing the missing boys on CNN , police said . Daniel Cleary failed to return his car as planned and had n't been heard from . An Amber alert went out Thursday ; the boys ' mother pleaded Saturday for their return . ` ` It is amazing . I had to hope , '' their mother says , shortly after talking to her son .