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German Chancellor Angela Merkel (L),U.S. President Donald Trump (2L), italian Prime Minister Paolo Gentikoni (2R) and French President Emmanuel Macron (R) during the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

German Chancellor Angela Merkel (L),U.S. President Donald Trump (2L), italian Prime Minister Paolo Gentikoni (2R) and French President Emmanuel Macron (R) during the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

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French Prime Minister Emmanuel Macron (R), head of the International Monetary Fund (IMF) Christine Lagarde (C) and German Chancellor Angela Merkel talk during the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

French Prime Minister Emmanuel Macron (R), head of the International Monetary Fund (IMF) Christine Lagarde (C) and German Chancellor Angela Merkel talk during the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

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German Chancellor Angela Merkel shake hands with italian prime minister Paolo Gentiloni as she arrives at the Ancient Theatre of Taormina ahead the G7 Summit on May 26, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

German Chancellor Angela Merkel shake hands with italian prime minister Paolo Gentiloni as she arrives at the Ancient Theatre of Taormina ahead the G7 Summit on May 26, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

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Canadian Prime Minister Justin Trudeau at the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

Canadian Prime Minister Justin Trudeau at the G7 Summit expanded session in Taormina, Sicily, on May 27, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

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Italy, Taormina: Canadian Prime Minister Justin Trudeau (L), U.S. President Donald Trum (2L), French President Emmanuel Macron (2R) and President of European Council Donald Tusk (R) speak each other before leaving the stage at the Ancient Theatre of Taormina ahead the G7 Summit on May 26, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)

Italy, Taormina: Canadian Prime Minister Justin Trudeau (L), U.S. President Donald Trum (2L), French President Emmanuel Macron (2R) and President of European Council Donald Tusk (R) speak each other before leaving the stage at the Ancient Theatre of Taormina ahead the G7 Summit on May 26, 2017. (Photo by Christian Minelli/NurPhoto via Getty Images)