Mack Trucks has redesigned its Granite to include industry-first technologies, an all-new cab, engine and even seats that massage the driver.

The new Dodge Charger sedan offers 420 hp, AWD and a $49,995 starting price, making it a top performance car and daily driver for the whole family.

The endings to classics like It's a Wonderful Life and The Shawshank Redemption are genuine crowd-pleasers that can bring a smile to anyone's face.

From artificial intelligence to fatalities from music streaming to the effects of immigrants on elderly health care, the Planet Money newsletter rounds up some interesting new economic studies.