At least 60 people have been killed as southern Brazil endures its worst flooding in more than 80 years. Rescuers are battling torrential rains as they search for missing people in the state of Rio Grande do Sul.

Panama's former security minister Jose Raul Mulino on Sunday stormed to victory in a presidential poll dominated by his old boss, the popular ex-leader Ricardo Martinelli, who buttressed his campaign despite being holed up in Nicaragua's embassy.

Russian President Vladimir Putin is set to be inaugurated for a fifth term. In other news, there's new information on how Ludwig van Beethoven may have lost his hearing, some 197 years after his death. Finally, this year's Met Gala throws up a variety of sublime and ridiculous outfits.