Hostages released after police sniper shoots hijacker dead in Rio bus hijacking

Brazil - A police sniper in Rio de Janeiro has shot dead an armed man who took dozens of people hostage on a bus, according to officials.

Photos: Oh gosh! Zero maintenance! Abandoned Rio Olympic pool turns murky orange

One of the pools used at the Rio Olympics has turned a putrid orange colour as venues lie neglected less than six months after the games ended.

Mud, insects and rainwater have reportedly contributed to the warm-up pool's bizarre colour.

A lack of basic maintenance has led to other venues falling into disrepair, including the Maracana, Rio's Olympic stadium.