SAN MATEO COUNTY, Calif. (NewsNation) – Recently unsealed court records reveal more about why a California doctor drove his family off of a cliff in January. In January, Dharmesh Patel, 41, his wife, and their children aged 4 and 7 were driving south on the Pacific Coast Highway when their car plunged more than 200 feet off a cliff, NewsNation affiliate KRON4 of California reported. All family members survived the crash.