McCain Camp Weighs in on Disputed Tanker Deal

Circulates memo denying any impropriety, dismissing allegations as "political attacks" and saying involvement in the deal "saved the taxpayers over $6 billion..."

But: Memo does not address the issue critics are raising: three advisers lobbied for a consortium including Boeing rival Airbus in a $35 billion Air Force contract that the Arizona Senator had some jurisdiction over.

McCain camp: "They never lobbied him related to the issues, and the letters went out before they were contracted..."