Lola was a buckshot-riddled stray, lost on a Memphis highway. Cody was rejected from seven different homes. Ace had been sprayed with mace and left for dead on a train track. They were deemed unadoptable. Untrainable. Unsalvageable. These would become the same dogs America relied on when its worst disasters hit. In 1995, Wilma Melville volunteered as a canine search-and-rescue (SAR) handler with her Black Labrador Murphy in the aftermath...