MSNBC Live with José Díaz-Balart 11/05/15

Sen. Casey: We have to be vigilant

Even before the announcement of the potential Isis connection to the Russian plane crash in Egypt, the TSA in the United States has been under scrutiny after failing in a series of undercover tests In September. Sen. Bob Casey explains how any potential terrorism event causes the United States to be more vigilant and believes this one can affect how the TSA examines people as they get on an airplane. ... more Duration: {{video.duration.momentjs}}