The 1.7-mile temporary circuit at NRG Park hosted doubleheader races in each of the past two seasons.
Carlos Huerta's car was found to be illegal after his first win.
Christopher DeHarde's review of the five drivers he felt needed to perform in Houston this weekend.
Simon Pagenaud has won for the second time in 2014.
INDYCAR has fined Andretti $2,500 and has placed him on probation for three races.
Colombians go 1-2-3 in the opening race in Houston.
The 10-turn NRG Park in Houston, Texas has a reputation for punishing drivers physically with numerous bumps on its concrete surface.
Our number 4 top moment of 2013 was the moment that Dario Franchitti was launched into the catch fencing in Houston, and his subsequent retirement.
"I don’t think anyone can say that the NovoLog FlexPen crew doesn’t dig deep and fight hard, so a lot of credit to them"
Helio Castroneves started on pole Sunday after qualifying was cancelled due to rain and the starting field was set by series entrant points
On lap 73, Newgarden made contact with the No. 25 car of Marco Andretti, resulting in a drive-through penalty
By lap six, the Italian driver was setting a pace faster than the leaders and by lap 16, he had gained 11 positions from the start, running in 12th