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MOCA\u2019s new director Klaus Biesenbach plans to restore \u201cluminosity\u201d -- and, maybe, water -- to the Grand Avenue building, designed by Pritzker Prize-winning Arata Isozaki. Also, if you own an abandoned building or a vacant lot in Los Angeles, the city wants to talk to you about putting supportive housing there. And, an abandoned big box store in the heart of Hollywood has developed sentience. It posts to Facebook, and tweets. We\u2019ll talk to "Target Husk."