Brazil's Foreign Minister Mauro Vieira listens to a question during a press conference held at the end of the 4th Summit of Arab States and South American countries in Riyadh, Saudi Arabia on November 11, 2015. The summit is aimed at strengthening ties between the geographically distant but economically powerful regions. AFP PHOTO / FAYEZ NURELDINE / AFP / FAYEZ NURELDINE (Photo credit should read FAYEZ NURELDINE/AFP/Getty Images)
