Map shows the US states with 'very high' flu activity

The Centers for Disease Control and Prevention (CDC) has released a map showing the intensity of flu activity in the US states. Alabama, Georgia, Mississippi, North Carolina, Tennessee, South Carolina, Virginia and Washington, D.C. have "very high" flu activity. In California, flu activity is already "high" and it's the highest in Orange, San Bernardino, San Diego, Riverside and Imperial counties.