Surging virus means return to restrictions in some states

The U.S. is facing both despair and hope regarding the COVID-19 pandemic. With total infections over 11 million nationwide, the virus is continuing to wreak havoc, leading to rising hospitalizations and deaths -- and reimposed restrictions. But at the same time, the drug company Moderna announced encouraging early results in a study of its COVID-19 vaccine candidate. William Brangham reports.