'Girth doesn't equal character,' writes Frank Bruni
                                
                                
                                    (Newser) -
                                    Sometimes, size does matter, such as in spelunking or squeezing into a middle seat on economy class flights. "But the presidency? That’s ludicrous," writes Frank Bruni in the  New York Times , referring to recent sneering coverage of the portly  Chris Christie and his presidential amibitions.  There are...