Transcript for Hundreds of immigrant children in limbo despite court's deadline

Erre, thk you. Our team here has been ring on the children who S the border. By midnight tot, the govern was toldt has to reunthf children with theirparents. So, Willy me deadline and how M children and parents are still waiting? Ef nationars correspondent Tom llamas on this again Toni orter: Rig now, reunions like this playing out entry. But still, hundreds of migra childrenemain in limbo to reun more tha2,500 children separated from their families. Ton 1,800 dren back wihefamorefonmonths we've reported on the chdren taken from their parents at B rampedunump administration's zero tolerance gration policy.and we saw ue the trau lies face. This mother, crossing ily to the U.S. She told me she's been travelingshwn. She tellshreatened to her child.ey killed hifa and we were there as this L Y wasreunited with his parents afte livg wit a foster family inhigan for GHT monthsck in guataled shl-shocked. We've just received new numbers tonight.the federa gent sayin more than 700hildren are reunifation cause of an issue with their parents,ncding hundreds of casethe parents no lo even in this count given now have work and try to figure O how and if they'll be able to get those families bactogether. David? Just to be clear, some of the nts wereually sent home their ow but the goverhem in some case Tom llamas, you'll stay on this. To oer tonight, and to a or effort T T to impeach rod Rosenstein

This transcript has been automatically generated and may not be 100% accurate.