Question: Which congressional district has this American politician from Washington, for whom Jaime Herrera Beutler served as a Senior Legislative Aide, been representing since 2005?
Context: Craig A. Pridemore is an American politician.  He is a former Democratic member of the Washington State Senate, representing the 49th district from 2005 until his retirement in 2013.  He was a candidate for Washington State Auditor in 2012.  He was a candidate for the United States House of Representatives for Washington's 3rd congressional district in the 2010 election to succeed retiring Congressman Brian Baird.  He dropped out of the race before the Primary Election, which was won by Jaime Herrera Beutler. Jaime Lynn Herrera Beutler (born November 3, 1978) is an American politician, who has served as the U.S. Representative for Washington 's 3 congressional district since January 2011.  She is a member of the Republican Party, and is the second youngest female U.S. Representative.  She is a former Senior Legislative Aide for U.S. Congresswoman Cathy McMorris Rodgers (R-Spokane) and a former state representative for the 18th Legislative District in Washington. Richard Walter "Dick" Muri (born November 30, 1953) is an American politician of the Republican Party.  He is a member of the Washington House of Representatives, representing the 28th legislative district.  Muri was appointed to the Washington State House of Representatives following (now former) State Representative Steve O'Ban's appointment to the Washington State Senate after State Senator Mike Carrell's death.  From 2003 to 2012, he served as a Republican member of the Pierce County Council, representing the 6th District.  In 2010, he ran as a Republican candidate for U.S. Congress in Washington's 9th congressional district against incumbent Democratic Congressman Adam Smith, eventually losing to Smith by nearly 10 points.  In 2012, he again ran, this time in Washington's 10th congressional district against Denny Heck, losing by 17 points. William P. Kenoi is an American politician who served as Mayor of Hawaii County from 2008-2016.  Before being elected mayor, Kenoi served as a legislative aide in the State House and State Senate, a law clerk, a deputy public defender, and an Executive Assistant to then-mayor Harry Kim. Cathy Tilton is an American politician from Alaska.  A Republican, she is a member of the Alaska House of Representatives, representing District 12 since 2015.  She succeeded Bill Stoltze upon his election to the Alaska State Senate.  She is a self-employed real estate professional and former legislative aide.  She lives in Wasilla. Virgil Paul "Virg" Bernero (born March 31, 1964) is an American politician and the 51st and current mayor of Lansing, Michigan, elected on November 8, 2005 and re-elected on November 3, 2009.  He is a member of the Democratic Party.  Prior to serving as mayor, Bernero served as a legislative aide, an Ingham County Commissioner and as a member of the Michigan House of Representatives and the Michigan Senate.  He was the Democratic nominee for Governor of Michigan in 2010, losing in the November 2 general election to Republican Rick Snyder. Washington's 3rd congressional district encompasses the southernmost portion of western and central Washington.  It includes the counties of Lewis, Pacific, Wahkiakum, Cowlitz, Clark, Skamania, and Klickitat, and a small sliver of southern Thurston county.  The 3rd District is represented by Republican Jaime Herrera Beutler. Born in Milwaukee, Wisconsin, Crowley went to University of Wisconsin–Milwaukee from 2008 to 2012.  He is a former legislative aide and politician from Milwaukee, Wisconsin, serving his first term as a Democratic member of the Wisconsin State Assembly representing the 17th District.  He was elected to that office in November 2016, succeeding fellow Democrat La Tonya Johnson, who successfully sought the Wisconsin Senate, District 6 seat previously held by Nikiya Harris Dodd (for whom Crowley had been policy director). Dennis Lynn "Denny" Heck (born July 29, 1952) is an American politician who has been the United States Representative for Washington's 10th congressional district since 2013.  Heck was previously the Democratic nominee for U.S. Representative for the 3rd district in 2010, but was defeated by Jaime Herrera Beutler (R).  In 2012 Heck ran and won in the newly created 10th district, defeating Republican Dick Muri. Cathy Anne McMorris Rodgers (born May 22, 1969) is an American politician from Washington where she has served as the U.S. Representative for Washington 's 5 congressional district since 2005.  The district includes Spokane and the eastern third of the state.  McMorris Rodgers is the highest ranking Republican woman in Congress, serving as the Chairman of the House Republican Conference.  She is only the second woman to serve in that capacity, following former Congresswoman Deborah Pryce, who served from 2003 to 2007.  From 1994 to 2005, she served in the Washington House of Representatives, where she became the minority leader.
Answer: 5 congressional district