World News Roundup: 12/08

<p>Coronavirus vaccinations begin in Britain.&nbsp;Reports the US passed on an offer for additional Pfizer doses.&nbsp;Security flaws in popular smart devices.&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>