World News Roundup: 12/21

<p>A COVID-19 stimulus deal. Another weapon against the coronavirus ships out. A blame game over a massive hack of the US government. Correspondent Deborah Rodriguez has the CBS World News Roundup for Monday, December 21, 2020.&nbsp;</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>