Alberto Fernández is the new president of Argentina.
The centre-left opposition candidate came out on top in an election that was marred by severe economic concerns.
He beat conservative incumbent Mauricio Macri, securing more than 45 per cent of the vote.
Marci officially conceded defeat and has congratulated Fernández.
The two met at the presidential palace to discuss an orderly transition.

Americans mark 25 years since September 11 attacks amid grief, reflection
Nigeria parliament boycotts South Africa events over anti-migrant attacks
Sydney Airport flights disrupted due to air traffic controller shortage
Philippine firefighters enter charred ferry as search continues for dozens missing
Modi, Putin hold talks in New Delhi on trade, defence
