Despite the larger consequence he faced, Will Power didn't blame rookie Zachary Claman De Melo for their crash under the lights in Texas.
Though a brush of the Turn 2 wall caused him to drop from the lead group, Zach Veach enjoyed a night of learning in Texas.
Robert Wickens and Tony Kanaan both lapped Texas in 23.5621 seconds to begin the DXC Technology 600 weekend.
Juncos Racing was penalized for working on their car during a red flag in Detroit before the second race of the "Dual in Detroit" even truly began.
A morning downpour let up in time for IndyCar to qualify for its second time in 24 hours on Belle Isle, with Alexander Rossi going fastest on the soaked street circuit.
Scott Dixon's two-stop strategy helped him dominate the first of two 70-lap races on Belle Isle.
Felipe Nasr and Eric Curran were victorious in Detroit, overcoming the Acuras of Team Penske and their fellow Cadillac DPi-V.R teams.
On his final lap of the second brief qualifying session on Belle Isle, Marco Andretti swiped the Race 1 pole from Scott Dixon, earning his first non-oval pole.
Led by Ryan Hunter-Reay, Honda drivers left room for only two Chevrolets in the top 10 in the second 45-minute practice session on Belle Isle.
Dale Coyne Racing showed well in Practice 1 on Detroit's Belle Isle, with Sebastien Bourdais setting the fastest lap and newcomer Santino Ferrucci placing sixth.