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On Valentine’s Day, couples all over the world will enjoy romantic dinners to celebrate love and relationships. The association between nutrition and

Thursday marks the last day in office for San Diego County Sheriff Bill Gore. The department made strides in fighting sex crimes and human trafficking during Gore’s 13 years at the helm. But his tenure was also marked by racial profiling, deputy misconduct and jail deaths. Meanwhile, some San Diego County residents will soon have a choice on what kind of power they use. But many are confused about how it will work, and whether or not they should opt out of San Diego Community Power. Plus, students in Southeast San Diego have a new resource for getting into college.

FOX 5 KSWB-TV and KUSI-TV are San Diego County's sources for local news, breaking news, earthquake alerts, weather, traffic, entertainment, sports, politics, news video and online streaming video.

CRISPR-based technologies offer enormous potential to benefit human health and safety, from disease eradication to fortified food supplies. As one example, CRISPR-based gene drives, which are engineered to spread specific traits through targeted populations, are being developed to stop the transmission of devastating diseases such as malaria and dengue fever.

Scientists have developed a gene drive with a built-in genetic barrier that is designed to keep the drive under control. The researchers engineered synthetic fly species that, upon release in sufficient numbers, act as gene drives that can spread locally and be reversed if desired.