Two deadly shootouts between Mexican law enforcement and cartels last week underscore how the country’s drug war continues to rage on, driving more Mexican migrants to seek asylum in the United States. Plus, scientists in San Diego are looking at a way to stop an age old problem — marine gunk sticking to the bottom of a boat. Hear more about how science is being used to tackle this costly issue. And, San Diego city officials are warning people to be alert about wildfires under Santa Ana conditions. Last week’s Fairmont Fire is a stark reminder of the threat.