President Donald Trump said on Wednesday that he will seek more permanent federal control of the Washington, D.C., police force as he continues his efforts to ramp-up crime enforcement in the nation's capital.

A federal judge in San Francisco seemed unconvinced after a three-day trial that the continued deployment of federalized members of California’s National Guard — who were originally deployed to Los Angeles in response to protests against President Donald Trump’s immigration agenda — is lawful.

The US president has declared a public safety emergency as he promises to tackle crime and homelessness in the nation's capital.