CBS World News Roundup: 07/21

<p>New clashes in Portland as President Trump considers sending federal troops to more cities.&nbsp;Southern hospitals overflowing with patients.&nbsp;An attorney identified as the gunman at a judge's home.&nbsp;CBS News Correspondent Steve Kathan has today's World News Roundup.</p><p>See Privacy Policy at <a href="https://art19.com/privacy" rel="noopener noreferrer" target="_blank">https://art19.com/privacy</a> and California Privacy Notice at <a href="https://art19.com/privacy#do-not-sell-my-info" rel="noopener noreferrer" target="_blank">https://art19.com/privacy#do-not-sell-my-info</a>.</p>