EXHIBIT 23.1
Consent of Independent Registered Public Accounting Firm

We betfred reviewsconsent to the incorporation by reference in this Registration Statement on Form S-8 of our reports dated February 24, 2016, relating to the consolidated financial statements and financial statement schedule of betfred sportsbookCliffs Natural Resources Inc. and subsidiaries, and the effectiveness of Cliffs Natural Resources betfred sportsbook reviewInc.’s internal control over financial reporting, appearing in the Annual Report on Form betfred reviews10-K of Cliffs Natural Resources Inc. for the year ended December 31, 2015.
/s/ Deloitte & Touche LLP
Cleveland, Ohio
April 27, 2016