Canadian authorities arrested a fourth Indian national for his role in the killing of separatist Khalistan Hardeep Singh Nijjar. 

Twenty-two-year-old Amardeep Singh, a resident of Brampton, Surrey, and Abbotsford areas of Canada, has been charged with first degree murder and conspiracy to commit murder. 

The Integrated Homicide Investigation Team (IHIT) said that Amardeep Singh was arrested on May 11 for his role in the killing of Hardeep Singh Nijjar. He was already in the custody of the Peel Regional Police for unrelated firearms charges out.

Hardeep Nijjar, 45, was killed outside Guru Nanak Sikh Gurdwara in Surrey, British Columbia on June 18, 2023. 

IHIT investigators on May 3 arrested three Indian nationals -- Karan Brar (22), Kamalpreet Singh (22) and 28-year-old Karanpreet Singh -- for the murder of Hardeep Singh Nijjar.