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Authorities say they are seeking additional information about the attack that killed 14 people last month in San Bernardino

The latest on the investigation into the San Bernardino shooting attack that killed 14 people in December (all times local):

8 a.m.

Authorities say they are seeking additional information about the attack that killed 14 people last month in San Bernardino.

The FBI says federal and local law enforcement officials will hold a press conference at 12 p.m. Tuesday.

Authorities will appeal to the public for information related to the Dec. 2 shooting by a county health department employee and his wife at a holiday luncheon for his co-workers.

The couple were killed by authorities in a shootout later that day.