Frank Cao, 62, was arrested in the South Shore city of Sainte-Catherine on Thursday. Police said he appeared at the Montreal courthouse Friday for first-degree murder.

Francieli Ortiz-Vivanco, had been the subject of an arrest warrant after a man was killed in his convenience store on Nov. 6 in Montreal's Ahuntsic-Cartierville borough. 

A 23-year-old man has been arrested in connection with Montreal's 24th homicide of 2020.

A 64-year-old man was arrested in connection with the incident.

A 48-year old man has been charged with second-degree murder in connection with the city's 16th homicide on Montreal police territory.

"After receiving results of the autopsy, investigators are now considering it the 15th homicide of the year," said Montreal police spokesperson Véronique Comtois.

The six-year-old girl was taken to hospital in critical condition and later pronounced dead.

Montreal police say investigators arrived around 8:30 a.m. at the scene on Bédard Street near Dollard Avenue.

Sunday was a particularity violent night in Montreal.

A 74-year-old man was arrested in connection with the death of a 70-year-old woman in Montreal's Mercier-Hochelaga-Maisonneuve borough.