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Carolina Panthers coach Ron Rivera has joined social media.</p> <p>
Rivera started a Twitter account called @RiverboatRonHC, based on his "Riverboat Ron" nickname.</p> <p>
Rivera has sent out a couple of Tweets already.</p> <p>
That included a link to an ESPN story on Panthers quarterback Cam Newton spending time with Make-A-Wish child George Gring.</p> <p>
Rivera is already over 2,500 followers</p> <p>
Follow me on Twitter: <a href="http://www.twitter.com/RavensInsider">@RavensInsider</a></p> <p>
Aaron Wilson covers the Ravens for The Baltimore Sun</p>