Letter (1980) and Award Certificate. 17th U.S. International Shooting Championship, Phoenix, AZ, June 17, 1977 - NRA Certificate awarded to USAR “Silver” – Margaret Murdock, Sue Sandusky, and Karen Monez – establishment of a National Record and Women’s Record – Standard Rifle – 180 Shots, Int’l Course, 3-Position, 50 Meters, Metallic Sights, Score 1703.