Transcript for A Small Act of Kindness Goes a Long Way at Walmart
that would have been impossible. Finally tonight here, the moment that went viral. From a Walmart checkout line. And tonight, we went to find the 72-year-old shopper that's "America strong." Take a look at this video taken by a customer because he couldn't believe what he was seeing. This woman, goes to a shopping cart, takes out her purse, and goes to a young mother she had never met. She was hoping to buy diapers on sale. She stepped in to pay for her diapers, $120. The video now going viral. We checked in with her, and she wasn't sure what a viral video was. In fact, she told us it was quite simple. Paying it forward is a neat thing to do. And I'm sure she'll do it for someone else. We also found that mom. I said god bless you, and thank you. And another woman in Indiana, they had lost their home, and the cashier asked, do you want me to hold your food? She said no, but someone paid for her groceries. She thanked her in an open letter. Back in Sioux Falls, that grateful mother says that she'll one day pay it forward.
This transcript has been automatically generated and may not be 100% accurate.