Driver Justin Wilson died from injuries suffered Sunday when a piece of debris struck him during a race at Pocono Raceway, IndyCar announced Monday night.
His brother, fellow driver Stefan Wilson, sent out several loving tweets in honor of "my best friend, my role model and mentor" Monday night.
Can't even begin to describe the loss I feel right now. He was my Brother, my best friend, my role model and mentor. He was a champion!— Stefan Wilson (@stef_wilson)