The National Weather Service in San Diego has issued a red flag warning that lasts until Friday evening. Officials warn weather conditions create an elevated risk of wildfires. Plus, the military is testing a new system to identify drones. Hear how the military is designing this new tool. And, it’s the one-year anniversary of the first Central American migrant caravan. Also, Imperial Valley officials have declared a state of emergency for the Salton Sea, due to long-term erosion.