IndyCar drivers send tweets of support for Michael Schumacher

While Michael Schumacher never competed in the IndyCar Series, the close-knit open-wheel community is banding together with Indy drivers sending the seven-time world champion their support. Legendary Formula 1 champion Michael Schumacher was diagnosed with "head trauma with coma" following a cerebral hemorrhage after falling on a rock during a skiing trip on Sunday in the French Alps. While Schumacher never competed in the American IndyCar Series, many of the league's competitors made their name...