King 5 has dedicated quite a bit of time and effort to the issue of commercial sexual exploitation and sex trafficking recently. Please see below links for a wide variety of recent stories.
 
Unshackled: A prostitute's journey to freedom: http://www.king5.com/news/local/unshackled-a-prostitutes-journey-to-freedom/469801895
 
Hotel staff on the front lines of sex trafficking fight: http://www.king5.com/news/local/hotel-staff-on-the-front-lines-of-sex-trafficking-fight/469798076
 
'Curing Johns:' Ten-week course aims to change King County sex buyers' lives: http://www.king5.com/news/local/curing-johns-ten-week-course-aims-to-change-sex-buyers-lives/483563520
 
Need Help? Local resources for prostitution survivors, sex trafficking victims
http://www.king5.com/news/local/local-resources-for-sex-trafficking-victims-and-prostitution-survivors/473106915

Q&A: A WSP sergeant's take on juvenile sex trafficking: http://www.king5.com/news/local/qa-a-wsp-sergeants-take-on-juvenile-sex-trafficking/477655559
 
Seattle nonprofit takes on sex buyers with technology: http://www.king5.com/news/local/seattle-nonprofit-takes-on-sex-buyers-with-technology/448966756
 
Selling Girls: A six-part sex trafficking investigation 
http://www.king5.com/mobile/article/news/investigations/selling-girls/selling-girls-sex-traffickers-are-targeting-american-children/285-481048470