Year Later The plaque reads . . . At this Location on November 11, 2010 David L. Grove Wildlife Conservation Officer of the Pennsylvania Game Commission Gave The Ultimate Sacrifice While Defending The Wildlife That He Cherished. Start Of Watch 2001 - End Of Watch 2010 When Someone You Love Becomes A Memory, The Memory Becomes A Treasure. We Have Not Met For The Last Time. 11 hen WCO David Grove he performance of his fellow officers gathered in his honor at the site ate sacrifice in defense outhcentral Region Director b Criswell addresses those ho gathered to honor the emory of the fallen officer me officer Grove’s watch ended a year earlier, officers and friends and er in a candlelight vigil to honor him and his service.