- Jayasri Majumdar Hart's ROOTS IN THE SAND is a multi-generational portrait of pioneering Punjabi-Mexican families who settled, a century ago, in Southern California's Imperial Valley. Through the use of found footage, archival and family photographs, personal and public documents, Hart tells the touching and inspirational story of a community that grew out of a struggle for economic survival in ...www.pbs.org/rootsinthesand