For your awareness!  Article in The Canine Chronicle.

Additional Information:

With more cases of canine influenza being reported across the country, Merck Animal Health is committed to keeping dog owners and veterinary professionals up to date on the latest prevalence data. The maps below provide information on the states in which both strains of canine influenza (H3N2 and H3N8) has been identified. Come back periodically for updates.  Canine Influenza – Merck Animal Health