Desc: Roots in the Sand: Directed by Jayasri Hart. One of these pioneering figures, Purn Singh, arrived from the Punjab region of India during the early years of this century to southern California's desert region Imperial Valley. There, he settled with hopes of owning land. He and other Punjabi immigrants soon discovered, however, that in America they must learn to circumvent racism, miscegenation laws and even a mob of bloodthirsty Anglo farmers seeking vengeance for the murder of one of their own.