Canasil Resources Inc. announced that Mag Silver Corp. has completed three drill holes to date at the La Esperanza silver project in Durango and Zacatecas States, Mexico, and all three holes have intersected quartz vein and quartz vein breccia. Visible base metal sulphides have been noted. A fourth hole is in progress as part of a planned 4,000 meter drill plan for 2012.