Paulo Portas (L), leader of the Popular Party (PP), speaks with Portugal's President Anibal Cavaco Silva during a meeting in Lisbon, Portugal October 20, 2015. Portugal's caretaker center-right prime minister Pedro Passos Coelho and the head of the opposition Socialists made rival offers on Tuesday to form the next government, exacerbating the country's political stalemate following this month's inconclusive election. REUTERS/Hugo Correia