Millions vaccinated in the U.K. as European countries struggle over vaccine rollout

Read MoreBritain passed its halfway mark in its goal of vaccinating 15 million, mostly older people, by mid-February. But other European countries are still struggling with their vaccine distribution. Elizabeth Palmer reports.Britain passed its halfway mark in its goal of vaccinating 15 million, mostly older people, by mid-February. But other European countries are still struggling with their vaccine distribution. Elizabeth Palmer reports.