Olympics: Athlete influencers compete for likes as well as medals in Paris

At the Paris Olympics, starting July 26, athletes like Ilona Maher and Ariana Ramsey leverage social media for fame, continuing from Tokyo. Google's Kate Johnson notes YouTube growth. Visa and Samsung provide aid. Signify and Asics offer anti-abuse measures. Athletes handle second jobs, Instagram deals, and aspire for apparel brands, engaging at Team USA summit.