Gabrielle Giffords Resigns from Congress in Video Newt Gingrich Says He Can 'Shake Up Washington' George Stephanopoulos talks to Gingrich on his South Carolina primary comeback. Newt Gingrich Makes Comeback in South Carolina The former speaker of the House won the South Carolina Republican primary. Giffords Resigns in Video Jake Tapper reports on the Arizona congresswoman's announcement of resignation. Gabrielle Giffords: 'I Will Be Back' Giffords announces she is stepping down from Congress to concentrate on recovery George's Bottom Line Gingrich and Romney: Make or Break Time in Florida