Six people are dead, including the alleged 73-year-old suspected shooter, in a shocking Sunday evening shooting in Vaughan.

York Regional Police (YRP) responded to an active shooter incident at a condo building at 9325 Jane Street around 7:20 p.m. on Sunday night following reports of a male shooter, since identified as Francesco Villi.

YRP issued a statement acknowledging that "an interaction occurred between the officers and a male subject and the subject was shot. He was pronounced deceased at the scene."

The Special Investigations Unit (SIU) has invoked its mandate in response to the shooting.

Five victims and one suspect deceased, one victim in hospital, following an active shooter incident at a condo on Jane St., Vaughan. Police Investigation is ongoing. https://t.co/3gO6v5zjyZ https://t.co/ooq0Bi6eDV

— York Regional Police (@YRP) December 19, 2022

"We offer our sincere condolences to the victims and their families," said YRP Chief Jim MacSween from the scene, stating that the situation no longer presents any "further threat to public safety."

While police have remained tight-lipped about the active and ongoing investigation, information emerging suggests that Villi was suffering from chronic obstructive lung disease and had made multiple pleas to his condo board to rectify building issues regarding dust and other irritants.

Per Francesco Villi Facebook, alleged Vaughan shooter - he had lung disease and has directed landlord to keep environment safe pic.twitter.com/VlJKc7lNOQ

— SANTIA🐐 (@sandinGOAT) December 19, 2022

It is also alleged that the victims of the shooting were members of the condo board managing Villi's building.

Its reported the Vaughan shooting were 6 members of Board of Directors for YRCC 1139 which is the governing body of 9325 Jane Street (Jane/Rutherford Condos). Online the condo corporation is described as “corrupt” and the management as incompetent.

— Varun Sriskanda (@VarunSriskanda) December 19, 2022

Villi posted a video to his Facebook page shortly before the shootings, angrily calling out his condo board and telling followers, "That's all I want, comfort in my home."

"You bastards, all of you. You indecent bastards and criminals."

Francesco Villi posted this alarming video to his Facebook page before killing 4 people at a condo in #Vaughan, Ontario #toronto pic.twitter.com/eNSupwWY4D

— Richard B. Long (@intell911) December 19, 2022

More information is expected to emerge as the investigation continues.