Shocking new footage shows moment runaway semi slams into Utah car dealership and triggers huge fireball that injured 11

• Several cars were engulfed in flames after a semi-truck lost its brakes and collided with multiple cars in Tooele, Utah
• New dashcam footage shows the moment the truck loses control and slams into an SUV
• The crash left 11 injured and resulted in a 67-year-old woman being airlifted due to her critical condition 

Shocking…