On this week’s San Diego Explained, NBC’s Monica Dean and Voice of San Diego’s Liam Dillon set up at a local laundromat to tackle the issue of campaign money laundering and talk about why it’s a problem.

Prosecutors have painted Mexican businessman José Susumo Azano Matsura as a master criminal who always managed to evade authorities. But at least one U.S. agency vetted Azano and allowed him to export sensitive American-made surveillance equipment at the same time he was under investigation for serious crimes.

Prosecutors refer to the Mexican businessman at the center of the campaign finance scandal as “Mr. Lambo” in a new indictment. It turns out, Jose Susumo Azano Matsura has a long trail of local speeding infractions and has had his license suspended several times.

Until this week, all the noise over the campaign finance scandal had resulted in just a single charge against Jose Susumo Azano Matsura. An indictment released Tuesday includes 26 charges – and this time there’s bribery and guns involved.

Bonnie Dumanis released a college recommendation letter she wrote for the son of the key figure in a campaign finance scandal. But the more she downplays her ties to the scandal, the more she reveals about her proximity to its main players.

With questions buzzing about campaign finance rules in this latest scandal, we asked someone who oughta know – Stacey Fulhorst, executive director of the city’s ethics commission.