Attacks in paris, brussels, even orlando. Is this the new normal . A recent poll shows 89 of americans believe terrorism is at least somewhat likely to be a part of life in the future. So whats being done today, and, tomorrow, to ease those concerns . Joining us is congressman michael mccaul. He is chairman of the House Committee on homeland security. Nice to have you with us. Rep. Mccaul thanks for having me. Soledad 15 years since 9 11. Its hard to believe its been that long. It feels like yesterday to me. Rep. Mccaul it does to me as well, and people ask me are we safer today than we were before . We are in the highest threat environment since 9 11 but the threat level has changed dramatically pre9 11. Soledad so you think we are less safe . Rep. Mccaul i think the numbers are going up in terms of investigations, terror plots. We stopped a lot of bad things, the good news. Numbers are increasing in terms of suspects and numbers of arrests within the united states. Soledad what have