Why is this final paragraph included in the Coca-Cola 10-k auditor opinion?

"We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States), The Coca-Cola Company and subsidiaries' internal control over financial reporting as of December 31, 2014, based on criteria established in Internal Control Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (2013 Framework) and our report dated February 25, 2015 expressed an unqualified opinion thereon."