Open this photo in gallery: Indian Prime Minister Narendra Modi welcomes Prime Minister Justin Trudeau upon his arrival at Bharat Mandapam convention centre for the G20 Summit, in New Delhi, India, on Sept. 9.POOL/The Associated Press It’s been 11 days since Prime Minister Justin Trudeau told Parliament that his government has “credible intelligence” linking India to the murder of a Canadian citizen on Canadian soil. It has since been hard to know what was the most shocking part of that revelation: that India, a democratic country, might assassinate someone in another democratic country; or that Mr. Trudeau would go public…