external December 11, 2017 Jibey Asthappan, associate professor of national security, comments on the mechanisms behind the pipe bomb that was used by the man who attempted a terrorist attack in New York City’ Port Authority Bus Terminal on Monday. https://app.criticalmention.com/app/#clip/view/31382669?token=0bfe4e44-3727-4f19-9e78-bb15a3c0193d news-all news-in-the-media year-2017 month-december