Prime Minister Muhammad Shehbaz Sharif has congratulated Asif Ali Zardari on his election as their President of Pakistan for the second term.In a message, Shehbaz Sharif said that the Senate, National Assembly and elected members of the four provincial assemblies have expressed their confidence in Asif Ali Zardari.The Prime Minister said that Asif Ali Zardari will be a symbol of strength of the federation.He hoped that as President of Pakistan, Asif Ali Zardari will fulfill constitutional responsibilities in efficient manner.He said coalition parties will work together for development and prosperity of Pakistan.Source: Radio Pakistan