UPDATE 1-Brazil's Braskem sued in New York court over Petrobras scandal
July 01, 2015 at 17:57 PM EDT
SAO PAULO, July 1 (Reuters) - A Braskem SA shareholder sued the Brazilian petrochemical producer on Wednesday, accusing it of involvement in a graft scandal that has engulfed key stakeholders Odebrecht and Petrobras and led to a selloff in Braskem's U.S.-traded stock.