Candle Night Vigil: Bhopal Gas Tragedy

Children born with congenital disease, second generation victims of the1984 Bhopal gas tragedy, participate in a candle light vigil to pay homage to the people killed in the tragedy, in Bhopal, India, Friday, Nov. 30, 2012. The Bhopal industrial disaster killed about 4,000 people on the night of Dec. 3, 1984. The death toll over the next few years rose to 15,000, according to government estimates. A quarter century later, many of those who were exposed to the gas have given birth to physically and mentally disabled children. (AP Photo/Rajeev Gupta)

2. Children born with congenital disease, second generation victims of the1984 Bhopal gas tragedy, participate in a candle light vigil to pay homage to the people killed in the tragedy, in Bhopal, India, Friday, Nov. 30, 2012. The Bhopal industrial disaster killed about 4,000 people on the night of Dec. 3, 1984. The death toll over the next few years rose to 15,000, according to government estimates. A quarter century later, many of those who were exposed to the gas have given birth to physically and mentally disabled children. (AP Photo/Rajeev Gupta)

Supporters and survivors of the Bhopal gas tragedy participate in a torch rally in Bhopal, India, Saturday, Dec. 1, 2012. The Bhopal industrial disaster killed about 4,000 people on the night of Dec. 3, 1984. The death toll over the next few years rose to 15,000, according to government estimates. (AP Photo/Rajeev Gupta)

Survivors of the Bhopal Gas Tragedy hold candles in memory of the victims on the eve of its 28th anniversary in Bhopal, India, Sunday, Dec. 2, 2012. According to the government, at least 500,000 people were affected by the gas leak on Dec. 3, 1984, and activists say that thousands of children, born to parents directly exposed to the gas leak or poisoned by the contaminated water, are suffering from cleft lips, missing palates, twisted limbs. (AP Photo/Rajeev Gupta)