A second rare cancer has been reported in California's Ladera Ranch after 18-year-old Haven Keetch was diagnosed with synovial sarcoma, adding to growing concerns over a cluster of rare Ewing sarcoma cases affecting local children. Health officials are reviewing cancer data, but say no environmental cause has been identified. Residents have urged authorities to investigate possible links, including pesticide use, while officials stress there is currently no evidence connecting the illnesses to e