Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
A look at Obama's immigration plan. Plus, how long Takata knew of problems with its airbags.
(CNN) - The U.S. and Texas have spent decades and billions defending the border to keep out drug cartels, bad guys, and people without permission.
But despite all that, they now seem powerless to stop the most recent illegal tide: children.
CNN's Martin Savidge reports.