After the Hamas attack on Israel, many in the US are wondering if there will be a similar attack in the US. After all, the US is a close friend of their enemy Israel. Republicans are warning that terrorists are slipping through border security at the southern border thanks to all the chaos caused by the migrant crisis. In this episode of America Uncovered, we look at the the number of border crossers on the US terrorism watch list, the shortfalls in the data, and the chances of Americans being killed in an attack by a foreigner.