HAMBURG, GERMANY - JULY 07: German Chancellor Angela Merkel (2 L), Turkish President Recep Tayyip Erdogan (C), Spanish Prime Minister Mariano Rajoy (4 R), Russian President Vladimir Putin (2 R), President of Mexico, Enrique Pena Nieto (R), British Prime Minister Theresa May (4 L), Argentina's President Mauricio Macri (L) and US President Donald Trump (3 L) participate in a meeting on counter-terrorism during G20 Leaders' Summit in Hamburg, Germany on July 07, 2017. Germany is hosting leaders from the world???s 20 largest economies at the Hamburg summit on July 7-8, set to focus on the global economy, trade, climate change, and the fight against international terrorism. Kayhan Ozer / Anadolu Agency