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) – Tricia Norman thought she was being a conscientious mom, keeping tabs on her daughter's social media accounts.
But like many parents, she found monitoring online communications was getting harder with things constantly changing.
And it's not just parents, they're a problem for law enforcement, too. Especially when something goes terribly wrong.
CNN's Sara Ganim reports.