More Mazda drivers claim Solo National Championships in the second half of the 2015 title fight for autocrossers.The first two days of competition have wrapped up at the 43rd Tire Rack SCCA Solo Nationals presented by Garmin Virb. Divided into two halves, the event crowns National Champions after Wednesday's runs....

With the second day of competition completed at the 43rd annual Tire Rack SCCA Solo National Championships Presented by Garmin VIRB, 38 drivers make up the latest class of Solo National Champions. Drivers in each class switched to the opposite of two courses, which they had not already run, at...