Toronto police say a man is dead and another is facing a second-degree murder charge after a violent altercation in the city early Saturday.

Emergency crews were called to Rouge Highlands Drive near Port Union Road and Fanfare Avenue, south of Highway 401, just before 11:50 p.m. with reports of an altercation.

Police said the suspect then punched the man in the face and broke some of his teeth.

The accused was charged in connection with six assaults in Toronto's Roncesvalles neighbourhood.

Toronto police said the incident occurred on June 27 at Bloor station.

Police say six Toronto South Detention Centre correctional officers assaulted a prisoner.

Police said officers responded to a call just before 2:30 p.m. about a person being assaulted in the area of Harbord Street and Brunswick Avenue, west of Spadina Avenue.

Police said a 40-year-old man was feeding a dog outside a Toronto restaurant in October when the pet's owner came out and allegedly assaulted the victim.

Officers responded to the incident just before 3 a.m. on Oct. 5 in the area of Bloor Street West and Christie Street. 

Investigators say a 35-year-old man from Pickering was charged with second-degree murder on Sunday.