full title....EXCLUSIVE: Anthony Weiner has checked into a SEX ADDICTION treatment center after his sexting relationship with a 15-year-old girl triggered FBI investigation of him, wife Huma Abedin and Hillary Clinton...................................Anthony Weiner, the husband of Hillary Clinton's closest aide Huma Abedin, has checked into a rehab facility for treatment of sex addition. Out-of-control Weiner, who has been sending sexually-charged messages and obscene pictures to women and at least one teenage girl for years, is now in a treatment facility, DailyMail.com has learned exclusively. Friday's dramatic disclosure by the FBI that it had discovered new emails relevant to their investigation into...