French President Emmanuel Macron (1st R) and his wife Brigitte Macron (2nd R), and U.S. President Donald Trump (3rd R) and his wife Melania Trump, attend a welcome ceremony at the Invalides in Paris, France, on July 13, 2017. U.S. President Donald Trump arrived in Paris on Thursday morning in a diplomatic move to soften divergence with France over climate change and trade liberalization by seeking common ground on security and fight against terrorism. (Xinhua/Jack Chan)
