How should UK, US and Australia respond to Canada-India row?

Justin Trudeau’s accusation that India may be behind Sikh separatist killing puts western leaders in awkward positionCanada’s accusation on Monday that India may have been behind the car park murder of the Sikh separatist Hardeep Singh Nijjar in June – which New Delhi rejects outright – comes at an uncomfortable and unwelcome time for Britain, the US and Australia.London, Washington and Canberra have all been prioritising closer ties with New Delhi, seeing it not just as