A private investigator has gone public with claims of ethical breaches by Casey Anthony’s lawyer. Dominic Casey, who used to work as a private detective for Anthony’s defense team, has filed an affidavit claiming that Casey Anthony admitted to killing her 2-year-old daughter, Caylee Anthony. He has also made claims that the defense attorney, Jose Baez, of exchanging sexual favors performed by Anthony in lieu of payment. Read the rest of this story after the jump.