Mail ballots are being sent out this week. San Diego County Registrar of Voters discusses what you need to know about the March primary. Plus, the fate of the Newland Sierra Housing Project, otherwise known as Measure B, is now in the hands of voters. Also, meet the supervisorial candidates in the San Diego County Board of Supervisors District 3 race. And, get an outsider’s perspective on Tijuana tacos and immigrantion’s effect on food. Finally, there’s a fun exhibit that looks at what’s going inside your brain at the Fleet Science Center.