There are 27 shopping days between Thanksgiving and Christmas, a marathon that began on Black Friday with a sprint to the stores. Elaine Quijano reports on the hunt for deals....

Thousands of Airbus A320s, the world's top-selling commercial airliner, require an immediate software update, which Airbus warns could cause flight disruptions. Kris Van Cleave has more details....

Investigators are probing if PTSD helped fuel alleged DC shooter Rahmanullah Lakanwal’s rampage, law enforcement sources said Friday....