Orla Mining (NYSEAMERICAN:ORLA) was upgraded by Zacks Investment Research from a "sell" rating to a "hold" rating in a research report issued on Wednesday, Zacks.com reports. According to Zacks, "Orla Mining Ltd. is primarily engaged in developing the Camino Rojo Oxide Gold Project, an advanced gold and silver open-pit and heap leach project, located in [...]Read full news