Explosives hidden in the rectum could prove undetectable
                                
                                
                                    (Newser) -
                                    The Detroit Christmas bombing may have failed, but like the shoe-bombing attempt, it could have lasting implications for travelers, this time in the form of pat-downs that "are a little more, shall we say, intimate," writes Michael Crowley. How else, after all, to detect an unobtrusive amount of...