A woman pushes a baby stroller past the boarded-up townhouse rented by San Bernardino shooting rampage suspects Syed Farook and his wife, Tashfeen Malik in Redlands, Calif. The Pakistani woman who joined her U.S.-born husband in killing multiple people in a commando-style assault on his co-workers is at the center of a massive FBI terrorism investigation, yet she remains shrouded in mystery.
A woman pushes a baby stroller past the boarded-up townhouse rented by San Bernardino shooting rampage suspects Syed Farook and his wife, Tashfeen Malik in Redlands, Calif. The Pakistani woman who joined her U.S.-born husband in killing multiple people in a commando-style assault on his co-workers is at the center of a massive FBI terrorism investigation, yet she remains shrouded in mystery. Jae C. Hong AP
A woman pushes a baby stroller past the boarded-up townhouse rented by San Bernardino shooting rampage suspects Syed Farook and his wife, Tashfeen Malik in Redlands, Calif. The Pakistani woman who joined her U.S.-born husband in killing multiple people in a commando-style assault on his co-workers is at the center of a massive FBI terrorism investigation, yet she remains shrouded in mystery. Jae C. Hong AP

Analysis: Terrorists begin to cover their tracks before taking action

December 05, 2015 06:35 PM

UPDATED December 05, 2015 06:41 PM

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