Need help adopting a girl from Guatemala!(Read)?

situation is that my parents are trying to adopt a little girl from a woman that abuse her. so i need some legal advice how to or a procedure to follow i know the CNA from Guatemala is not doing american adoptions so can u please help me out. or how to or some organization around the Los Angeles area that can help me is been 2 years been trying to adopt her to get her here i love her like a sister and just need help so please help me out