Millrock Announces Additional Trench Results; Centerra Gold Authorizes Drilling Program Extension at La Navidad Gold Project, Sonora State, Mexico https://www.globenewswire.com/news-release/2018/06/19/1526532/0/en/Millrock-Announces-Additional-Trench-Results-Centerra-Gold-Authorizes-Drilling-Program-Extension-at-La-Navidad-Gold-Project-Sonora-State-Mexico.html June 19, 2018 09:00 ET | Source: Millrock Resources Inc.