The National Executive Council of ruling National Democratic Congress has endorsed President John Dramani Mahama as the party’s candidate for the December general elections.The NDC’s flagbearer slot became vacant after its flagbearer and then sitting president John Evans Atta Mills died unexpectedly last Tuesday.National Executive Council (NEC) of the party had been meeting on Thursday to deliberate on finding a replacement for Prof. Mills to lead the party to the 2012 December elections.Joy News Sammy Darko reported that the decision to endorse President Mahama followed a motion moved by the NDC's Parliamentary group led by Member for Tamale South and Minister for Communications, Haruna Iddrisu.President John Mahama will be presented to congress at a date not later than Septmeber 1, 2012, to be endorsed by delegates.