Officials told FOX25  that Rachelle Bond, the mother of "Baby Doe," and Bond's boyfriend, Michael McCarthy, are in custody. According to officials, McCarthy has known drug issues.

The Associated Press is reporting that McCarthy has been charged with murder.

"Baby Doe" has been formally identified as Bella Bond. The child's body was found on Deer Island in June.

This is a developing story, return for updates.

Neighbors have identified the woman who lives in a house where a search warrant was executed as Rachelle Bond. Bond is the mother of a girl named Bella, FOX25 reported.

Neighbors have said they have not seen the child in months.

Other national media have also reported that the girl's name is Bella, and her mother is Rachelle Bond.

Previous post: The toddler found on Deer Island this summer and known as "Baby Doe" has been identified.

Authorities have not released the name of the child, but MyFoxBoston reported Friday that a search warrant has been executed in Mattapan, Mass. Police are questioning a woman believed to be her mother.

The body, believed to be of a 4-year-old girl, was found by a woman walking her dog on June 25.

After the body was discovered, police received thousands of tips with possible identities. Investigators also posted billboards across the state asking for tips to help identify her.

An analysis of the pollen on the girl's clothing indicated that she was likely from the Boston area.

No further information was immediately available.

This is a developing story, click here for further updates