Doctor issues warning as early flu surge hits Western states

Fox News contributor Dr. Stephanie Widmer discusses the early flu surge in Western states. Widmer urges Americans to get vaccinated before Halloween to ensure they have immunity built up for the winter.

An early flu surge hits Western states as Dr. Stephanie Widmer joins 'Fox & Friends' to urge vaccination. Widmer recommends getting the updated flu shot before Halloween, noting it takes two weeks to build immunity.