NBC helicopter crash kills 'at least three' in fireball in busy LA street

Three people have been killed after a news helicopter crashed near a fatal bus accident in Los Angeles, officials have said.

The Los Angeles Fire Department has said another person has been taken to hospital in an unknown condition.

NBC4 Los Angeles confirmed the helicopter was one of its news aircraft.

An NBC4 LA anchor at the station confirmed during a live broadcast that the helicopter went down just before 7pm local time near a one-storey commercial building in the neighbourhood of Chatsworth in the San Fernando Valley, as news crews were covering the bus crash that left at least two people dead and six others injured, according the Los Angeles Fire Department.

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