Gourmet Grubs Wriggle Onto American Palate

It may sound gross to some, but edible insects are a great source of high quality protein and essential minerals such as calcium and iron. Edible grubs offer all that, plus high quality fat, which is good for brain development. Insects are part of the diet in many parts of the world. But not in the U.S., where bug phobias mean insect dishes are extremely rare. But that's starting to change ... and some steps are so small, they are micro-sized. From Denver Colorado, Shelley Schlender reports.