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ANKARA, TURKEY — Prime Minister Mark Carney was busy doing some aftercare with the South Koreans at the NATO Summit Tuesday after dumping their country’s bid to build Canada’s submarines and instead opting for a European builder. Carney was set to hold a formal bilateral meeting with the president of South Korea, Lee Jae Myung, on Tuesday afternoon. But a spokesperson for the prime minister said both men bumped into each other in the NATO leaders’ lounge and had an informal discussion. Defence Minister David McGuinty described their exchange as “very encouraging.” “Obviously, when...