Question: Odessa, the city featured in Friday Night Lights: A Town, a Team, and a Dream, is the seat of what Texas county?
Context: Friday Night Lights: A Town, a Team, and a Dream is a 1990 non-fiction book written by H. G. Bissinger.  The book follows the story of the 1988 Permian High School Panthers football team from Odessa, Texas, as they made a run towards the Texas state championship.  While originally intended to be a "Hoosiers"-type chronicle of high school sports that holds together a small town, the final book ended up being critical about life in the town of Odessa.  It was later adapted for television and film. Elizabeth Heldens is a television producer and writer.  She is the creator of "Deception", a drama on NBC which premiered on January 7, 2013.  She has worked on the NBC drama series "Friday Night Lights".  She was nominated for a Writers Guild of America Award for Best New Series at the February 2007 ceremony for her work on the first season of "Friday Night Lights".  She was nominated for the WGA Award for Best Dramatic Series the following year at the February 2008 ceremony for her work on the second season of "Friday Night Lights".  Heldens was nominated for Best Dramatic Series a second time at the February 2009 ceremony for her work on the third season of "Friday Night Lights".  She was nominated for the WGA Award for Best Drama Series for the third consecutive year at the February 2010 ceremony for her work on the fourth season. Brian "Smash" Williams is a fictional character in the NBC/DirecTV(The 101 Network) drama television series "Friday Night Lights" portrayed by actor Gaius Charles.  He is the starting running back of the Dillon High School Panthers.  Considered the most talented player on the roster after quarterback Jason Street, Smash received his nickname from his father after hitting a water heater.  Smash is believed to be based on Boobie Miles from the "Friday Night Lights" book and film. Odessa is a city in and the county seat of Ector County, Texas, United States.  It is located primarily in Ector County, although a small portion of the city extends into Midland County.  Odessa's population was 118,918 at the 2010 census making it the 29th-most populous city in Texas; estimates as of July 2015 indicate a population of 159,436 in the city.  It is the principal city of the Odessa Metropolitan Statistical Area, which includes all of Ector County.  The metropolitan area is also a component of the larger Midland–Odessa combined statistical area, which had a 2010 census population of 278,801; a recent report from the United States Census Bureau estimates that the combined population as of July 2015 is 320,513.  In 2014, "Forbes" magazine ranked Odessa as the third fastest-growing small city in the United States. Friday Night Lights is the soundtrack for the television series "Friday Night Lights", a program inspired by the film of the same name. Friday Night Lights is the soundtrack for the 2004 film "Friday Night Lights", mostly written by post-rock band Explosions in the Sky in June and August 2004.  It also features music by Daniel Lanois, Bad Company, and David Torn. John Zinman is a film and television writer and producer.  He has worked on the NBC drama series "Friday Night Lights".  He often works with writing partner Patrick Massett.  He has been nominated for four Writers Guild of America (WGA) Awards for his work on "Friday Night Lights". Jason Gavin is a television writer.  He has worked on the NBC drama series "Friday Night Lights" as a writer.  He was nominated for a Writers Guild of America (WGA) Award for Best Dramatic Series at the February 2009 ceremony for his work on the third season of "Friday Night Lights".  He was nominated for the WGA Award for Best Drama Series for a second consecutive year at the February 2010 ceremony for his work on the fourth season. Matthew "Matt" Saracen is a fictional character in the NBC/DirecTV (The 101 Network) television drama series "Friday Night Lights" portrayed by the actor, Zach Gilford.  He is the former back-up quarterback of the Dillon High School Panthers before being thrust into the starting spotlight after Jason Street suffers a career-ending injury.  His character is based on Mike Winchell from the source novel and the 2004 film "Friday Night Lights". Timothy "Tim" Riggins is a character in sports drama "Friday Night Lights", portrayed by actor Taylor Kitsch.  Tim Riggins is the fullback/running back of the Dillon Panthers in the television series.  His character is similar to Don Billingsley from the original novel and 2004 film "Friday Night Lights".
Answer: Ector County