Visa Security: Enforcement and Challenges

The case of Umar Farouk Abdulmutallab, who allegedly attempted to ignite an explosive device on Northwest Airlines Flight 253 on December 2009, refocused attention on the responsibilities of the Departments of State and Homeland Security for the visa process. He was traveling on a multi-year, multiple-entry tourist visa issued to him in June 2008. In the aftermath of the Abdulmutallab case, policy...