Ottawa: two-month-old among four children and two adults killed in attack

Man, 19, charged with six counts of first-degree murder as police condemn senseless act of violence' in Barrhaven neighbourhood

Police in Canada say two adults and four young children, the youngest of whom was less than three months old, are dead in a mass killing in what Ottawa's mayor described as one of the most shocking incidents of violence" in the city's history.

A 19-year-old male is in custody and has been charged with with six counts of first-degree murder and one count of attempted murder.