US Secretary of State Antony Blinken has weighed in on the recent diplomatic tension between Canada and India, emphasizing America's deep concern over Canadian Prime Minister Justin Trudeau's allegations regarding India's potential involvement in the killing of Sikh separatist Hardeep Singh Nijjar. Blinken's remarks were made during a press conference on Friday, where he underscored the importance of cooperation between New Delhi and Ottawa in resolving the issue.