Michelle Obama promoted her health beverage line, Plezi Fizz, at a Livermore Costco, generating buzz on social media.

LIVERMORE, Calif. - Former first lady Michelle Obama visited the Bay Area on Wednesday, surprising shoppers at an unexpected ...

Even former first ladies stop at Costco every now and then, but this wasn't a casual shopping trip. Here's what Michelle ...

Former first lady Michelle Obama was at a Costco in Livermore, California, Tuesday promoting her new line of youth-friendly ...

Most Costco shoppers probably don't expect to spot a former first lady inside the big-box retailer, but some California ...

You can hear the former first lady saying, “This is healthy. This is a healthy drink,” as she holds up an orange box of Plezi Fizz sodas. “Low calories,” she says. For what it’s worth, the Fizz soda ...