Italian President Giorgio Napolitano (front) arrives to attend the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italian President Giorgio Napolitano (C) and Prime Minister Enrico Letta (front R) attend the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italy's new cabinet members attend the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italian President Giorgio Napolitano shakes hands with a new cabinet member at the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italian President Giorgio Napolitano (4th L) poses with several new cabinet members at the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italian Prime Minister Enrico Letta shakes hands with a new cabinet member at the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi) 

Italian President Giorgio Napolitano (3rd R) and Prime Minister Enrico Letta (2nd R) attend the swearing-in ceremony in Rome, Italy, on April 28, 2013. Italy's new cabinet, lead by Prime Minister Enrico Letta, was sworn in on Sunday, starting their task for breaking the impasse the country had been locked for months. (Xinhua/Xu Nizhi)