Brad Pitt said he did not strike one of his children during a mid-flight argument with Angelina Jolie last week, a source told People magazine. Pitt is accused of being “verbally abusive” and getting “physical” with one of his children on the family's private plane last Wednesday, a source previously said. >> Read more trending stories Jolie filed for divorce from Pitt after their two-year wedding anniversary. The couple has been together for 12 years and has six children. The L.A. County Department of Children and Family Services is investigating Pitt, 52, after the alleged incident was anonymously reported to them. The case also has been referred to the FBI under special aircraft jurisdiction due to the incident being mid-flight. Airport fight caught on video Jolie in LA with the kids Jolie criticized for timing of divorce announcement Jolie’s proven prowess in managing news coverage in her favor 'There was a parent-child argument which was not handled in the right way and escalated more than it should have,' the source told the magazine. The source said Pitt did not hurt his son. “He is emphatic that it did not reach the level of physical abuse, that no one was physically harmed. He did not hit his child in the face in any way. ... He put his hands on him, yes, because the confrontation was spiraling out of control.