It has been a topsy-turvy season for Ed Carpenter.
He won the pole for the Indianapolis 500, but follow through with a win - at Indy or anywhere else so far in 2013.
He's hoping the speedy oval at Iowa Speedway will be the setting for this season's breakthrough.
Carpenter, now in his second season as the owner and driver of his own team, has notched top-10s in two of his last three oval races. He had a somewhat disappointing 14th-place finish last week in Milwaukee, but is confident he can continue his strong stretch on ovals Sunday in Iowa.
''It's a bit of a mixed bag. When it comes to ovals, we've been strong. Don't have all the results we've wanted,'' Carpenter said of his season so far. ''We have more results to give, and luckily we have a lot of races left to do that.''
Even though a pole has been by far the biggest highlight of Carpenter's season, there's reason to believe that he's on the brink of a podium finish. Carpenter led 37 laps at Indy and finished a respectable ...