Samarco sensors gave warnings well before Brazil damburst -Globo
January 24, 2016 at 21:59 PM EST
RIO DE JANEIRO, Jan 24 (Reuters) - Brazilian iron ore miner Samarco Mineração SA received serious danger warnings from ground sensors in 2014 and 2015, months before a deadly and environmentally destructive burst of a tailings dam, Globo TV's Fantastico newsmagazine said on Sunday.
