Water levels at the lagoon which will host rowing and canoeing competitions in the 2016 Olympics drop as Brazil grapples with its worst drought in 80 years.
Deborah Lutterbeck reports.
Water levels at the lagoon which will host rowing and canoeing competitions in the 2016 Olympics drop as Brazil grapples with its worst drought in 80 years.
Deborah Lutterbeck reports.