Road blocks and marches hit Brazilian cities on Thursday as disparate groups criticised spending on the upcoming World Cup soccer tournament and sought to revive a call for better public services that swept the country last June.
Brazil is threatening to halt construction on the already delayed World Cup stadium over concerns for workers' safety.
Prosecutors claim to have found irregularities at the Itaquerao Stadium, where nearly 20,000 temporary seats are being installed ready for the opening match in four weeks.
Constructors were reportedly advised about safety problems a few weeks ago, but nothing has been done.
But the company in charge of the temporary seats dismissed claims work would be stopped and said the complaints were about "minor issues."
The King of Pop wore his "magic shoes" when he performed his famous moonwalk on stage for the first time during a rehearsal of Billie Jean.
The body has not been formally identified but officers believe it is 40-year-old Dean Tate, who was reported missing two months ago.
Nabi Tajima, who was the last known person to have been born in the 19th century, died in Japan after being in hospital since January.