[02:36.63]20 have been sent to a remand prison for two months to wait trial on charges of piracy, the crime that carries a prison sentence of up to 15 years.

[02:45.40]President Putin has commented that the accused obviously not pirates but he hasn't objected to that detention.

[02:52.06]The campaigners come from 18 different countries.

[02:55.25]World news from the BBC.

[02:58.05]The authorities in Brazil say they have uncovered slave-like conditions for workers employed on the expansion of Sao Paulo's international airport in preparation for next year’s football world cup.

[03:10.90]An official investigation found that one of the country’s biggest building contractors forced more than 100 workers to live in miserable accommodation near the building site.

[03:20.95]They were hired hundreds of kilometers away in poorer northeastern state.

[03:25.31]Police in Mexico have found three human heads left by a monument at the entrance of the town of Los Reyes in the southwestern state of Michoacan.

[03:35.42]Officials say that criminal gang members left notes next to the heads warning the residents of consequences of supporting vigilante groups.

[03:43.04]Michoacan is at the center of drug production and distribution.

[03:46.67]Italian officials say divers have found human remains around the wreck of the Costa Concordia cruise ship which ran aground off the Italian coast in January, last year.