The cabin where former LA police officer Christopher Dorner is thought to be holed up is on fire, authorities said.
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Net long-term migration to the UK is at its lowest level for three years, latest figures show.
The remains were discovered by Malaysian forces helping the search of the USS John S McCain's flooded compartments.
Testing has shown large variations in the time taken to sound in British Standard-approved fire alarms, with one failing to go off at all.