The Boston Yacht Club's annual Sonar Frostbite Racing is underway.  Racing takes place every Sunday afternoon inside Marblehead Harbor.  The EYC Club Sonar, PURITAN, is at the BYC and available for charter.  Click here to sign up now to charter the boat for one or more race days.  All charterers must be approved by the Sailing Director and must complete a brief race-day report after racing.