COMMERCIAL BARGE LINE CO 10-Q/A

FORM 10-Q/A

CERTIFICATION BY MARK K. KNOY, CHIEF EXECUTIVE OFFICER

CERTIFICATION BY DAVID J. HULS, CHIEF FINANCIAL OFFICER

CERTIFICATION BY MARK K. KNOY, CHIEF EXECUTIVE OFFICER

CERTIFICATION BY DAVID J. HULS, CHIEF FINANCIAL OFFICER

XBRL INSTANCE DOCUMENT

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