Polestar 4 tested! Does the mid-sized SUV newcomer have what it takes to tackle Porsche, Tesla?

The new Polestar 4 does without a rear window but packs in the tech and luxury. The sleek coupe-inspired SUV is a crucial model for the EV start-up and has some big targets in its crosshairs, including the Porsche Macan EV and Tesla Model Y. Toby Hagon gets behind the wheel to see how it stacks up.