PS: This is a good bit from the financials, too. Page 15:
In our opinion, because of the effect of the aforementioned material weakness on the achievement of the objectives of the control criteria, Gold Resource Corporation and subsidiaries have not maintained effective internal control over financial reporting as of December 31, 2014, based on criteria established in Internal Control—Integrated Framework (2013) issued by the Committee of Sponsoring Organizations of the Treadway Commission (COSO).
That was signed by KPMG, the independent auditors of GORO. But hey, details right?