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Syed Rizwan Farook and Tashfeen Malik.
Syed Rizwan Farook and Tashfeen Malik.

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    Where were San Bernardino suspects trained?

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Where were San Bernardino suspects trained?

Authorities are retracing the suspected San Bernardino shooters' steps before the massacre. CNN's Pamela Brown investigates.

Where were San Bernardino suspects trained?

Authorities are retracing the suspected San Bernardino shooters' steps before the massacre. CNN's Pamela Brown investigates.