With millions having traveled for the holidays, health experts warn the worst of the coronavirus pandemic is yet to come. One in every 17 people in the U.S. have been infected with the virus, and one in 1,000 Americans have died. CBS News correspondent Carter Evans reports from Santa Monica, California, where every ICU bed is full, and Dr. Ron Elfenbein, medical director and owner of First Call Medcal Center, joined CBSN to discuss the logistical challenges of the massive vaccination campaign.