Tonight Tripling News Today

Lot more about all of these snooping devices, no doubt about that, very, very worrisome. tom foreman, thanks for that report. thats it for me. thanks very much for watching. im wolf blitzer in the situation room. erin burnett out front starts right now. >> out front next, troops to the mexican border arriving as early as tonight. the administration, though, stumped on basic questions about how many and when and the cost and why now. plus, is trump all bark and no bite on tariffs? his right h...