article_snippet: (CNN)Incumbent Incumbent President Goodluck Jonathan phoned former military leader Muhammadu Buhari on Tuesday to concede defeat in Nigeria's presidential elections, Muhammadu Buhari's party says.
article_snippet: Incumbent President Goodluck Jonathan acknowledged the phone call and Incumbent President Goodluck Jonathan defeat in a written statement to Incumbent President Goodluck Jonathan countrymen.
highlights_snippet: Incumbent President Goodluck Jonathan acknowledges defeat, says Incumbent President Goodluck Jonathan delivered on promise of fair elections .
  
highlights_snippet: Muhammadu Buhari's party says Incumbent President Goodluck Jonathan called to concede even before final results are announced .
  