Sister of one of the San Bernardino shooting victims
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San Bernardino shooting: Victim's sister expresses grief

6 December 2015 Last updated at 16:52 GMT

Tamishia Clayborn, whose sister Sierra was killed in the San Bernardino shooting, says every time she got to see her sister was "precious".

Sierra Clayborn was one of 14 people who were killed at a staff Christmas party when Tashfeen Malik and Syed Rizwan Farook opened fire.