In a major breakthrough, the police here busted a sex racket after raiding three spa centres and arrested 35 persons including 25 women, officials said on Monday."The arrested persons include foreign nationals as well. Cash around Rs 1 lakh, cans of beer, used and unused condom packets and other materials were recovered during the raids," spokesman Prabhat Dixit of Noida police told IANS.Although 14 spa centres were raided on Sunday night, the official said only three were engaged in the prostitution racket in the name of providing massage. The others were held guilty of serious irregularities.The action was carried out by 14 teams comprising seven circle officers (COs), seven Station House Officers (SHOs), 30 Sub Inspectors and constables.All 14 spa centres were sealed.