Vaccine boosters, travel, holiday parties: Your omicron questions answered

With cases of the omicron COVID-19 variant being detected across the United States, the White House is announcing new travel restrictions ahead of the holiday season. NBC News medical contributor Dr. Natalie Azar and NBC investigative and consumer correspondent Vicky Nguyen join the 3rd Hour of TODAY to answer viewer questions about boosters, vaccines for children and what to consider before holiday parties.