It wasn't textbook like Saturday's victory but Graham Rahal withstood a two-lap shootout with Team Penske on Sunday to sweep the Detroit Grand Prix doubleheaders. After leading 55 of 70 laps in the first race from the pole, Rahal again parlayed his two-stop pit strategy and fast pace to become the first driver to ever sweep the weekend at Belle Isle. The 28-year-old American led 41 of 70 laps and held off Josef Newgarden and Will Power to vault himself right back into the thick of the Verizon IndyCar Series point race. Rahal owned a 16-second lead over Newgarden with 19 laps to go but saw that reduced to six seconds before James Hinchcliffe lost an engine and Spencer Pigot suffered...
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