Amir Tsarfati, the founder and CEO of Behold Israel, a nonprofit group that covers Israel from a biblical worldview, said on Washington Watch Monday that America's open southern border and lax approach to national security make an attack by Hamas a matter of when not if. "They don't even hide it. Those terrorists, they say, 'Saturday people are first, the Sunday people are next,'" Tsarfati told show host Tony Perkins. "America has thousands of sleeping cells all across the country. Your southern border is so open I can't even imagine how many Hezbollah and Hamas cells are in your country...