Inset top: Alyssa Jarrells (GoFundMe). Inset bottom: Brianna Kathleen Jarrells (WBAL/YouTube). Background: The Maryland driveway where Alyssa Jarrells was fatally stabbed (WBAL/YouTube).
A Maryland woman allegedly admitted to fatally cutting her sister with a utility knife in a driveway argument after a wedding — and cried when police told her she died.
Brianna Kathleen Jarrells, 29, faces a first-degree murder charge in the death of her sister, Alyssa Jarrells, 31, police said in a news release …