Canadian police arrest fourth man in murder of Sikh leader Nijjar

TORONTO — A fourth person has been arrested and charged with the murder of Sikh separatist leader Hardeep Singh Nijjar last year, Canadian police said on Saturday, in a case that strained diplomatic relations with India. Canadian police earlier this month arrested and charged three Indian men in the city of Edmonton in Alberta and said they were investigating whether the men had ties to the Indian government. The Integrated Homicide Investigation Team announced Saturday that Amandeep Singh, 22...