CBS Evening News | Vaccine distribution lagging in U.S.

Across the U.S., nearly 3 million doses of coronavirus vaccines have been administered thus far — nowhere close to Operation Warp Speed’s goal of administering 20 million doses by the end of 2020. U.S. infections are now over 20 million cases with over 349,000 deaths. Tom Hanson reports. Air Date: Jan 2, 2021