https://www.reuters.com/article/us-usa-election-whatsapp/fake-news-spread-on-whatsapp-to-indian-americans-plays-stealth-role-in-u-s-election-idUSKBN27C1AE >New Jersey tech entrepreneur Arun Bantval is U.S. presidential candidate Joe Biden's top fake-news watchdog on messaging service WhatsApp about the Democrat and his Indian American running mate Kamala Harris.