Six countries across three continents will host the matches, with a special ceremony being held in Uruguay, where the first FIFA World Cup match was held in 1930.
South America has seen a quarter million cases this year, as climate change is a boon for the mosquitoes that spread it. A study about how the virus infects cells could help inform future treatments.
The Colorado Party remained the dominant force of Paraguayan politics as the vote count from Sunday's election gave an overwhelming lead to its presidential candidate, Santiago Peña.
Marcelo Pecci was slain Tuesday by gunmen on a Colombian beach. His wife, journalist Claudia Aguilera, said the attackers came on a jet ski or small boat.
