South Korean President Lee Jae Myung, Indian Prime Minister Narendra Modi and Samsung Electronics chairman Lee Jae-yong posed for a widely shared selfie in New Delhi on Monday, drawing attention to the optics of “selfie diplomacy” at a Korea-India summit.The photo was taken during a state lunch using Samsung’s latest foldable smartphone, the Galaxy Z Flip7. The image quickly went viral online on social media and was picked up by multiple media outlets.The moment comes months after Lee drew...