What do we have to change to protect ourselves from COVID-19 variants? This is what an epidemiologist has to say

This morning, News 12's Elizabeth Hashagen was joined by epidemiologist and health economist Dr. Eric Feigl-Ding to talk about coronavirus variants, World Health Organization finds, and answers your virus questions.
Scientists have been working in the Chinese city of Wuhan for the past four weeks, as part of their search for clues to the origins of the COVID-19 pandemic. One of the big findings is debunking the lab leak theory. The idea that the coronavirus was leaked from the Wuhan Institute of Virology was discredited by World Health Organization investigators. Dr. Feigl-Ding says that we should be focusing on the pandemic:
In January 2020, Dr. Feigl-Ding was one of the first people to alert the public on the pandemic risk of COVID-19. Did we take the right steps since the beginning of the pandemic? The doctor answers below:
While coronavirus cases and hospitalizations in the U.S. are continuing to decline, states are still reporting a shortage of vaccines, and health officials are voicing new concerns over the highly contagious U.K. strain of the virus. Could we see a spike in numbers? Dr. Feigl-Ding says this variant will become dominant in the U.S. by March:
What do we need to change, and how do we mitigate the variant? Dr. Feigl-Ding answers: