Question: R. J. Harris ran in 2010 against which US Representative from Oklahoma, who has served since 2003?

Context paragraphs:
Sydney Carlin: Sydney Lynn Carlin (born November 20, 1944) is a Democratic member of the Kansas House of Representatives, representing the 66th district.  She has served since 2003.  Carlin was challenged by Republican Lee Modisett in 2010 and 2012.

Steve Heim: Steve Heim was a Republican member of the Indiana House of Representatives representing the 17th district where he has served since 2003.  Heim served as the Vice Chairman of the House Committee on Environmental Affairs, and also serves on the Education Committee; Commerce, Economic Development & Small Business Committee; and the Family, Children & Human Affairs Committee.  On November 7, 2006 Heim lost his reelection bid to former Democratic State Senator Nancy Dembowski.

Gary Ridley (transport director): Gary Ridley, PE, (born 1945) is an American engineer from the state of Oklahoma who is the current Oklahoma Secretary of Transportation, having served since he was appointed by Governor of Oklahoma Brad Henry in 2009.  In addition to his service as Transportation Secretary, Ridley also served concurrently as both the Director of the Oklahoma Department of Transportation (2001–2013) and the Director of the Oklahoma Turnpike Authority (2009–2013).

R. J. Harris: Richard Jason Satawk "R. J." Harris (born November 16, 1972) is a United States Army National Guard warrant officer, politician, law student and former Air Traffic Controller.  He was a candidate for the Libertarian Party's 2012 nomination for President of the United States.  In 2010, he unsuccessfully challenged incumbent Tom Cole for the Republican Party nomination in the primary election for Oklahoma's 4th congressional district.  He ran as an independent candidate for the same congressional seat in 2012.

Alfonso E. Lenhardt: Alfonso E. Lenhardt (born 1943) represented the United States as Ambassador to Tanzania from 2009-2013.  He was chosen as the US representative to the East African Community since 2010.  He left his post in October 2013.  From 2001 to 2003, he served as Sergeant at Arms of the United States Senate.

Tom Cole: Thomas Jeffery Cole (born April 28, 1949) is the U.S. Representative for Oklahoma 's 4 congressional district , serving since 2003.  He is a member of the Republican Party.  He is a Deputy Majority Whip.  The chairman of the National Republican Congressional Committee (NRCC) from 2006 to 2008, he was, during his tenure, the fourth-ranking Republican leader in the House.  As of 2015, Cole – a member of the Chickasaw Nation – is one of only two registered Native Americans in Congress (the other being fellow Oklahoman Markwayne Mullin).

2015 shooting of Eric Harris: The 2015 shooting of Eric Harris occurred on April 2, 2015, when 44-year-old Eric Courtney Harris was fatally shot during an undercover sting in Tulsa, Oklahoma as Harris ran from authorities unarmed.  While Harris was being subdued, Tulsa County Reserve Deputy Robert Charles "Bob" Bates, 73, confused his personal weapon, a Smith & Wesson .357 revolver, for a Model X26 Taser.  Bates shot Harris in the back when he was on the ground.  According to the Tulsa County Sheriff's office, he immediately said afterwards, "Oh, I shot him!  I'm sorry."  Bates was found guilty of manslaughter.

Marian Harris: Marian Harris is a Democratic politician who served in the Ohio House of Representatives.  A former educator and aide to United States Senator Howard Metzenbaum, Harris ran against Representative Larry L. Flowers in 2006 for a seat in the Ohio House of Representatives.  Although unsuccessful in her first attempt, Harris performed better than what was expected, coming very close to ousting Flowers.  As a result, she tried again for the seat two years later, in 2008.

Stephen Wolf: Stephen M. Wolf (born 1941) assumed his current position as chairman of R. R. Donnelley & Sons Company in March 2004.  He has been the managing partner of Alpilles, LLC, since April 1, 2003.  In April 2009 he became chairman of Trilantic Capital Partners, which was previously Lehman Brothers Merchant Banking.  Before becoming managing partner of Alpilles, Wolf was chairman of US Airways.  Wolf was chairman and chief executive officer of US Airways from January 16, 1996, until November 18, 1998, when he turned over his chief executive officer title to another executive.  Wolf was responsible for the company's rebranding to US Airways from its previous identity, USAir.  During Wolf's tenure, US Airways also placed an order for up to 400 Airbus A320-series narrow-body aircraft, with 120 firm orders at the time of the order signing; at the time, the order was regarded as the largest bulk aircraft request in history.  Prior to joining US Airways, Wolf had served since 1994 as senior advisor to Lazard Frères.  From 1987 until it was purchased by its employees in July 1994 he was chairman and chief executive officer of UAL Corporation and United Airlines, Inc.

Niles Nelson: Niles Nelson is an American football coach.  He served as the head football coach at Husson University from 2009 to 2010.  He became the program's second head coach in 2009 after the surprising resignation by Jonathan "Gabby" Price, the first head coach who had served since 2003.

Supporting paragraphs: R. J. Harris Tom Cole
Answer: Thomas Jeffery Cole