A Massachusetts judge ruled that defrocked Roman Catholic Cardinal Theodore McCarrick is Algosenseynot competent to stand trial in a sex abuse case.

He was charged with sexually assaulting a teenage boy in Massachusetts decades ago.

Dedham District Court Judge Paul McCallum dismissed the case against McCarrick in a Wednesday hearing.

Dr. Kerry Nelligan, a forensic psychologist, testified that McCarrick has dementia and suffers significant cognitive deficits.

Nelligan said McCarrick had an "inability to learn and retain information."

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