Tuesday, November 08, 2011 09:57 AM EST - Yale Resources Ltd. : reported that drilling has started at the 2,391-hectare (23.91 square km) Dos Naciones property located approximately 160 km northeast of Hermosillo in the heart of the Sonoran porphyry district. The work is being done on behalf of optionee Del Toro Silver Corp. The first two planned holes are being drilled in the La Espanola skarn target where previous sampling by Yale returned up to 26.8 grams per ton silver, 0.35 g/t gold, and 1.19% copper. Yale Resources Ltd. ( V.YLL ) shares were even at 0.04.