Paul Sullivan: Despite a rain delay and safety concerns the 1st NASCAR Chicago Street Race is anything but dull

CHICAGO — The deluge that began Saturday night continued Sunday morning as NASCAR drivers awoke and prepared for the inaugural Chicago Street Race. Rivers of rainwater flooded the downtown course, and for a while it looked like a boat race would be more appropriate than a car race. What did driver Brad Keselowski think when he saw so much standing water on the track Sunday morning? “It’s …