Less than 1% of money for preventive works in a big federal investment plan (called the PAC) found its way to flood-prone Rio de Janeiro state last year.

ECONOMIST: Why did so many die?

It wasn't until 1983's "She Works Hard for the Money, " which became a ubiquitous video as well as a big radio hit, that Summer's fame approached its late '70s zenith.

CNN: Disco queen Donna Summer dies at 63