Renzi

Greek Prime Minister Alexis Tsipras welcomes Italian Prime Minister Matteo Renzi for a summit of southern European states at Zappeion Hall in Athens, Greece, September 9, 2016. REUTERS/Alkis Konstantinidis     TPX IMAGES OF THE DAY

Alkis Konstantinidis/Reuters

Greek Prime Minister Alexis Tsipras welcomes Italian Prime Minister Matteo Renzi for a summit of southern European states at Zappeion Hall in Athens, Greece

Angela Merkel, Matteo Renzi...German Chancellor Angela Merkel, right, welcomes Prime Minister of Italy Matteo Renzi, left, for German and Italian government consultations at the chancellery in Berlin, Monday, March 17, 2014. (AP Photo/Markus Schreiber).

Markus Schreiber/AP

German chancellor Angela Merkel, right, welcomes Italy‚Äôs prime minister, Matteo Renzi, for intergovernmental consultations at the chancellery in Berlin on Monday.