'Blind Cook' Serves Up Tough Competition On 'MasterChef'

How do you bake that perfect, mouthwatering pie when you can't even see how the crust and glaze are coming along? Vietnamese-American grad student Christine Ha has found a way. She is the first legally blind contestant on the reality TV show MasterChef. She's even impressing Gordon Ramsay, the notoriously brutal chef and judge. Christine Ha tells host Michel Martin how she does it all.