"It's your choice to have a child, and you cannot choose to not take care of your child. You cannot choose to nurture your child," he said.
The decision is a monumental one and the first of its kind in the U.S. Crumbley is the first parent of a mass shooter to be charged and convicted in connection with their child's crime.
Jennifer Crumbley's trial took seven days and included hundreds of exhibits, hours of surveillance video, and testimony from several witnesses.
Jennifer Crumbley was found guilty on all charges related to the Oxford High School Shooting.
The case is an unprecedented one and could have big implications for prosecuting mass shooting cases going forward.
Jennifer Crumbley's trial is now with the jury -- who must decide on her guilty or innocent from the Oxford High School shooting.
During Jennifer Crumbley's trial, prosecutors argued that she didn't have much trust in her husband James but did trust him with the gun their son used to kill four people at Oxford High School. They questioned that trust during cross examination.
Jennifer Crumbley sent multiple messages to her attorneys as police were closing in on them at the art studio in Detroit.
Jennifer Crumbley will again take the stand during her trial, this time to field questions from prosecutors. On Thursday, she testified about text messages from her son and a meeting at his school before the Oxford High School shooting.
Asked if she would do anything differently as a parent, Jennifer Crumbley said no. Here’s what else happened on Day 6.
Jennifer Crumbley testified during her trial for involuntary manslaughter. Here's everything she said.
Investigators thought there might be explosives inside the Oxford High School shooter's backpack. They didn't find explosives, but they did find dozens of pages referencing school shootings and violent drawings.
An affair Jennifer Crumbley was having is now fair game during her trial after previously not being allowed as evidence.
A witness who helped locate James and Jennifer Crumbley after the Oxford High School shooting, along with authorities who arrested them in Detroit, testified during Jennifer's trial Wednesday.
Evidence presented during the fourth day of Jennifer Crumbley's trial included video of the Oxford High School shooter's mother talking to authorities outside her home after the crime.
Jennifer Crumbley told an Oakland County Sheriff's deputy she didn't look closely at her son's drawings until after he shot several students at Oxford High School.
Despite a graphic note and drawings, the backpack of the Oxford High School shooter was never searched. The school's dean testified during Jennifer Crumbley's trial exactly why
Evidence presented during Jennifer Crumbley's trial Monday included video of the parents learning that their son was the Oxford High School shooter, along with video of the shooter's first police interview.
Jennifer Crumbley's third day of trial included new video of her first interview with police after the shooting, and testimony from her horse trainer and son's school counselor.
Jennifer Crumbley described her son as 'weird' and an 'oopsie baby' before the Oxford High School shooting where he killed four students, according to witness testimony on Monday.