When Last We Were All Americans

'On February 20, 1962, Glenn made his famous journey around the planet aboard NASA's Friendship 7 spacecraft. During the nearly five-hour mission, he circled the globe three times'.
From : http://lightyears.blogs.cnn.com/2012/02/17/godspeed-happy-anniversary-john-glenn/?hpt=hp_c3

It makes you wonder why and how did we become so polorized? And more worrisome, can we ever be one America again?
http://www.cnn.com/video/#/video/us/2012/02/17/natpkg-john-glenn-orbits-earth.nasa-universal-newsreel