Canadian teen with Down syndrome a YouTube star

Canadian teenager Madison Tevlin, 13, is challenging perceptions about people with Down syndrome.

The teen, who says she loves to sing, has become a YouTube sensation with more than 6 million views of her cover of John Legend's "All of Me."

"The times I sing I feel so confident in myself," she told the Canadian Broadcasting Company.

The video features captions about the obstacles people with Down syndrome face, includng a harder time projecting their voice.

Watch the video for more on Madison. And here's the full version of "All of Me."