WNYC Brian Lehrer Show: See Something, Say Something

Reports indicate that a street vendor was the first to act in this weekend's thwarted Times Square bomb attempt.  Karen Greenberg, Executive Director of The Center on Law and Security at NYU Law School, andChristopher Dickey--blogger, Newsweek's Middle East Regional Editor, and author of Securing the City: Inside America's Best Counterterror Force--The NYPD--look at the balance between professional security and the “see-something-say-something” approach.