Canadian authorities have arrested a fourth Indian national in connection with the murder of Khalistan separatist leader Hardeep Singh Nijjar. Amandeep Singh, 22, was charged with first-degree murder and conspiracy to commit murder, making his first court appearance on May 11. This arrest follows the earlier detention of three other Indian nationals—Karan Brar, Kamalpreet Singh, both 22, and Karanpreet Singh, 28—who were arrested on May 3 in Edmonton.