The top local stories this evening from the KERA Newsroom:
Nanotechnology can virtually peel away the secrets of antique silver. It all happens in the basement at the Dallas Museum of Art. And Dallas County Sheriff Lupe Valdez tries out the StoryCorps MobileBooth.
You can listen to the top local news stories weekdays at 6:20 p.m. and 8:20 a.m. on KERA 90.1 FM.