If you hadn't already fallen asleep, changed the channel or thrown something through your TV screen by the time President Obama got around to talking about the Visa Waiver Program during his Sunday night lecture on terrorism, you might have wondered just what that was and why it mattered. In essence, this is a program that allows people visiting the U.S. from 38 different countries to get in strictly using their passports, and not requiring them to obtain a visa from a U.S. consulate.
It was originally put in place to eliminate some of the hassle for people coming here to do business, but it's quickly become an easy loophole for terrorists to slip through - especially because what little vetting the U.S. is supposed to be doing in the program, the U.S. is not doing: