Group of protesters angry at the shooting death of a black teenager by a white police officer remained on the streets of Ferguson, Missouri, past a declared curfew.
People at the scene are reporting smoke canisters being fired by the police.
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The unnamed woman is the first ever to complete the famously gruelling marine officer training since the job was opened to women.
The competition watchdog says the site's contractual arrangements with insurers that could result in higher home insurance costs.