The constitutionality of withholding federal funding from sanctuary cities, artificial meniscus may prevent knee arthritis, Drake's new release takes global tour
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• 9:26
Attorney General Jeff Sessions says he'll withhold federal money from cities like Santa Ana because it's a sanctuary city. But Santa Ana is gearing up for a fight.
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• 5:21
An environmental legal expert tells KPCC's Take Two that many battles over the order lie ahead: "Undoing EPA rules, it turns out, takes time and resources and it's really complicated."
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• 6:20
Doctor Darryl D'Lima and his team Scripps Clinic have developed a lab-grown meniscus that could one day eliminate arthritis in knees.
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• 9:50
Every week we get a look at the new music you should be listening to. This week music supervisor Morgan Rhodes offers her take. Here are her picks: