<iframe width="580" height="385" src="https://www.youtube.com/embed/DPbx-X18AxM?hl=en" frameborder="0" allowfullscreen></iframe> <br>President Trump's supporters are already camped outside of the Las Vegas Convention Center in anticipation of his 'Keep America Great' rally. <br><a href="https://www.youtube.com/watch?v=DPbx-X18AxM">source</a>