Coronavirus May 12, 2020 5:07 pm UCLA Scientists Say They Have Developed More Accurate COVID-19 Test The new kits are designed to collect more materials and lead to fewer false negatives. Ted Chen reported on NBC4 News at 5 p.m. on Tuesday, May 12, 2020. US & World Videos 0:11 Canoga Park fire destroys auto body shop 0:21 Amber Alert issued for missing 3-month-old boy 2:34 First Alert Forecast: Cooler temperatures 0:47 Bridge Fire burns dozens of homes and cabins 0:15 Snow-makers help save Mountain High ski resort near Bridge Fire