California’s governor insists protests against Trump’s immigration crackdown in Los Angeles were being brought under control by local police. 

So, why did the US president overrule the Democratic state leaders and send in National Guard troops and now the Marines? 

Today, Melanie Mason, a senior reporter covering California politics for POLITICO on Trump’s dramatic intervention, fears it could escalate the unrest and what’s motivating the US president. 

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Melanie Mason, senior political reporter covering California politics at POLITICO