Brangelina divorce took another turn when the FBI interviewed actress Angelina Jolie for four hours, regarding her former husband's alleged physical abuse on their eldest son, Maddox Jolie-Pitt, that happened on the family's private jet weeks ago.

Former celebrity couple Jolie, 41 and Pitt, 52, have shocked the world of their recent divorce announcement on September. The divorce drama have been in the headlines for weeks and this time, their six children have been involved in the issue.

According to Hollywood Life, the former couple's children have also been involved in the interrogation that has been conducted by the FBI to further investigate about the World War Z actor's private plane incident.

The source claimed that there were two officials from the FBI that interviewed the actress and their six children. This concerns the incident that happened on their private plane on September 14. The actor was allegedly drunk and abused their fifteen-year old eldest son, Maddox, physically.

The law enforcement officers reportedly wanted to extract a more detailed information about the start and end of their trip in the air and are currently investigating the case as a possible assault case, as reported by Us Weekly. Moreover, the Maleficent actress, together with the children, have been reported to have fully cooperated during the said interview.

Another insider had revealed that the ongoing investigation had taken a toll on Pitt, saying that the extension of the FBI's inquiry about his alleged abuse is "not looking good for him." It added that when this case should have been already closed and ended, it did not imply that this could be a very serious case.

Although Pitt's party had denied the allegations of abuse. They stated that the actor has also been fully cooperating with the investigation. But, as per the source, the actor was reportedly "disgusted" on how his former wife handles the whole situation. He recently also had taken two drug tests, as part of the temporary custody agreement and the result came back clean.

It can be recalled that Angelina Jolie requested full custody of all of their six children on her divorce papers, for the reason stated that she was concern of Brad Pitt's parenting methods. A report stated that the FBI will likely need few more weeks for the investigation to conclude.