, insisting he would not have been able to keep the secret from her or Woods ' wife , Elin Nordegren . `` The four of us are so close , '' she told TV3 . `` Being so close , he could n't know and not say something to Elin or myself . You know , it 's just , that 's the way it is . '' Woods , 34 , apologized last month in a tightly controlled televised statement for his `` irresponsible and selfish '' behavior , which he said included infidelity . The February 19 statement was his first public appearance since he crashed his black Cadillac Escalade into a fire hydrant and a tree near his home in November . The crash and reports about why it happened sparked a barrage of infidelity allegations against the golfer , who has two children with his wife . Williams , who gets 10 percent of the millions Woods wins on the golf tour every year , said he would not have kept it secret just to protect his job . `` I 'm a straight up sort of person , if I had known something was
-LRB- CNN -RRB- -- The man closest to Tiger Woods when he plays golf says he had no idea about the extramarital affairs that have sidelined Woods from the game . Steve Williams , Woods ' caddy and confidant for nearly a decade , talked to New Zealand 's TV3 about the scandal . `` I knew nothing , '' Williams said in an interview posted on the station 's Web site Thursday . `` I do n't need to clarify it , extend that answer . I knew nothing . '' Williams said he 's heard the calls from some that he should be fired for not preventing Woods ' downfall . `` In some people 's perception , I 'm involved with it , and I 've committed a crime or done wrong , '' he said . `` If the shoe was on somebody else , I would say the same thing , it would be very difficult for the caddy not to know , '' he said . `` But I 'm 100 percent telling you , I knew nothing , and that 's that . '' Williams ' wife , Kirsty , defended her husband