A vehicle stolen in an armed carjacking in Maryland last week crashed into a tree, burst into flames, and killed all four teenagers inside, police said. What's more, two of the teens were cousins, and an aunt told WUSA-TV they were picked up and likely didn't know the vehicle was stolen — or they never would've entered it. According to Prince George's County Police, officers on Friday night saw a Kia Sorento with expired temporary tags and tried to get the driver to pull over, the station said, adding that the Kia's driver sped off. Officials told WUSA that officers...