Andrew Freund, father of Crystal Lake boy AJ Freund, deemed mentally fit for trial in son's death

WOODSTOCK, Ill. (WLS) -- Andrew Freund Sr. has been deemed mentally fit to stand trial for the death of his 5-year-old son, A.J. Freund, The Daily Herald reports.

Freund was found mentally competent by a psychological examiner, the Herald reports.

Andrew Freund Sr. was charged with five counts of first-degree murder, two counts of aggravated battery, one count of aggravated domestic battery, two counts of concealment of a homicidal death, and one count of failure to report a missing or child death. A.J.'s mother, Joann Cunningham, was charged with five counts of first-degree murder, four counts of aggravated battery, two counts of aggravated domestic battery, and one count of failure to report a missing or child death.

WATCH: AJ Freund's body found 6 days after he was reported missing

The parents of 5-year-old Crystal Lake boy Andrew "AJ" Freund, whose body was found Wednesday, were charged in his murder.

A.J. Freund was found in a shallow grave, wrapped in plastic six days after he was reported missing last April, police said.

Last May, Joann Cunningham gave birth to a baby girl in jail. The baby is being held in protective custody.

SEE INSIDE: Photos from AJ Freund's home show filthy conditions

SEE INSIDE: Photos show dilapidated and filthy conditions inside the Crystal Lake home in 2013, before and around the birth of AJ Freund.

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