Question: Brian Wheeler is a radio announcer for an NBA teach based in which city?

Context paragraphs:
Portland Trail Blazers: The Portland Trail Blazers, commonly known as the Blazers, are an American professional basketball team based in Portland, Oregon.  The Trail Blazers compete in the National Basketball Association (NBA) as a member club of the league's Western Conference Northwest Division.  The team played its home games in the Memorial Coliseum before moving to Moda Center in 1995 (called the Rose Garden until 2013).  The franchise entered the league as an expansion team in 1970, and has enjoyed a strong following: from 1977 through 1995, the team sold out 814 consecutive home games, the longest such streak in American major professional sports at the time, and only since surpassed by the Boston Red Sox.  The Trail Blazers have been the only NBA team based in the bi-national Pacific Northwest, after the Vancouver Grizzlies relocated to Memphis and became the Memphis Grizzlies in 2001, and the Seattle SuperSonics relocated to Oklahoma City and became the Oklahoma City Thunder in 2008.

Myf Warhurst: Myfanwy "Myf" Warhurst (born 29 May 1974) is an Australian radio announcer and television personality, best known for her work at Triple J and on ABC Television's long-running music-themed quiz show "Spicks and Specks".  Before her career as a radio announcer and TV personality, she was editor-in-chief of Melbourne street press "Inpress".

Dudley Manlove: Dudley Devere Manlove (June 11, 1914 – April 17, 1996) was an American radio announcer and actor.  Manlove possessed a resonant voice that was his trademark as a radio announcer and actor.  He is known for his roles in the science fiction B movies "The Creation of the Humanoids" and "Plan 9 from Outer Space".  He also had multiple guest-starring roles in the television series "Dragnet" and "Alfred Hitchcock Presents".

Thomas Cowan (broadcaster): Thomas H. Cowan (1884 - November 8, 1969) was a 20th-century radio announcer and is most known for his role in broadcasting for the first time the Baseball World Series over the airwaves.  He had been the chief announcer for the countries first city owned and non-commercial radio station in the United States, New York City’s WNYC since its first broadcast in 1925.  Throughout the years he had been the announcer “for the myriad of parades, receptions and celebrations from the 1920s through the 1950s, especially early on when athletes and aviators came to town ( New York City) after making or breaking world records.”  Since his career in radio spanned 40 years until his retirement in 1961 at age 77, he was the oldest active announcer in the radio community at the time.

Brandon Roy: Brandon Dawayne Roy (born July 23, 1984) is an American basketball coach and a former professional basketball player who played for the Portland Trail Blazers and Minnesota Timberwolves in the National Basketball Association (NBA).  He was selected sixth in the 2006 NBA draft, having completed four years playing for the Washington Huskies.  His nickname was "B-Roy", but he was also referred to as "The Natural" by Trail Blazers announcer Brian Wheeler.  On December 10, 2011, Roy announced his retirement from basketball due to a degenerative knee condition, though he returned in 2012 to play five games for the Timberwolves.

Jerry Schemmel: Jerry Schemmel (born November 26, 1959) is an American sportscaster, currently employed as a radio announcer for Major League Baseball's Colorado Rockies.  He was formerly the play-by-play announcer for the NBA's Denver Nuggets, calling their games from 1992 to 2010, until being hired as the full-time voice of the Rockies in January 2010.  Prior to that, he was a play by play announcer for the Minnesota Timberwolves.  He was the radio voice of Colorado State athletics during the 2009-2010 season and has been a fill-in broadcaster for the Rams each year since.

Brian Wheeler: Brian Wheeler, commonly known by the nickname "Wheels", is the play-by-play radio announcer for the Portland Trail Blazers of the National Basketball Association and former host of a daily radio program.

Fatimé Dordji: Fatimé Dordji (born 1949) was a Chadian journalist and business leader.  She was hired as a radio announcer as a young girl, and was the first female radio announcer in Chad, but lost that job in 1973 due to politics.  François Tombalbaye, the dictator of Chad, was becoming more paranoid, and his authorities decided Dordji was an enemy of the state because she had named one of her children after Kalthouma Nguembang, who was the president of the women's section of the party then in power, Parti Progressiste Tchadien.  Nguembeng had been arrested in 1973 for purportedly plotting against Tombalbaye, though Dordji claimed she had named her child before the arrest.  Dordji was detained, let go shortly before her daughter was born, then imprisoned for 21 months.  After Tombalbaye was killed in 1975, Dordji's husband became the ambassador to Libya, and she and him lived in Libya and later Belgium from 1978-1981.  However, later Dordji's husband went back to Chad to become Minister of Education for Hissène Habré, and married another woman without telling Dordji; Dordji then left him.  Dordji went to Libya and made her own living there.  After Habré's government ended she went back to Chad, and again worked as a radio journalist.  She later quit that job to run an import/export company.

Merrill Reese: Merrill Alan Reese (born September 2, 1942) is an American sports radio announcer best known for his role as the play-by-play radio announcer for the Philadelphia Eagles on SportsRadio 94.1 WIP-FM.  He has been the voice of the Eagles since 1977.

Ken Niles: Ken Niles (December 9, 1906 or 1908, in Livingston, Montana – October 31, 1988) was an American radio announcer.  He was married to Nadia Niles, and had two children, Kenneth Niles and Denise Niles.  His brother, Wendell Niles, was also a radio announcer.

Supporting paragraphs: Brian Wheeler Portland Trail Blazers
Answer: Portland, Oregon