when the school bus came by this afternoon, eden kerrigan wasn't on it. dad called her school and found out she hadn't been in today. >> reporter: she is really on the run. dots that concern you? >>> val has, she has a very strange personality. she would never hurt the kids or do anything in the long-run to hurt them. >> anchor: lakeville police have issued a want for mcgrath's arrest on a parental kidnapping charge. she is believed to be driving a tan colored landrover discovery with massachusetts plates, 847 z zz 2. lakeville police say mcgrath has done things and made statements in recent weeks which leads the police to believe she could pose a danger to the children. declined to issue an amber alert in this case. live in lakeville, jonathan hall 7 news. >> anchor: also breaking, nato reporting six american soldiers had been killed in a suicide attack near bagram air field. afghan officials say the suicide bombers was on a not motor cycle when he rammed his bike into a u.s. afghan patrol the results were deadly. on twitter a taliban spokesperson claime

eden in front of my house. probably a month or two ago. >> reporter: stephen kerrigan holds up a picture of his two children, eden rose and five- year-old stephen junior. both are missing. ex-girlfriend took them on sunday from their father's home and never returned. >> i'm praying that they get returned safe and we resolve this. >> reporter: today, police say they have concerns for the children's safety and have a warrant out for valerie's arrest for minor kidnapping. stephen, who has sole custody says, he allowed the kids to part of the day to celebrate stephen, jr.'s birthday. she was supposed to return them by pat -- by 5 pm on sunday. that never happened. >> i don't know where they could be. it's a scary thought that you don't know where they could be. no one knows. >> reporter: jacob grew up with valerie and says she would never concert children harm but has no idea where she is. >> valerie love those kids. she would never hurt kids or do anything like that. >> stephen along with police have been searching all day. >> reporter: eden rose never went to school today. police are currently searching for valerie