Co-Chairman of Pakistan People's Party Asif Ali Zardari has communicated with Pakistan Muslim League (N) leader Mian Nawaz Sharif on telephone here today. According to the sources, views on presidential election were exchanged between the two leaders. Sources said that Asif Zardari offered Nawaz Sharif to rejoin the ruling coalition and asked him to surrender Justice (R) Saeed-uz-Zaman Siddiqui from the presidential elections but Nawaz Sharif said that we have come far ahead and the PML (N) stood firm at its stance for restoration of the judges.