As Democrats make their case to voters around the country this fall, one challenge is that some of the bluest parts of the country — cities on the West Coast — are a mess. Centrist voters can reasonably ask: Why put liberals in charge nationally when the places where they have greatest control are plagued by homelessness, crime and dysfunction? I’ll try to answer that question in a moment, but liberals like me do need to face the painful fact that something has gone badly wrong where we’re in charge, from San Diego to Seattle. ...the truth is that too...