The number of dead has risen to 140 from an accident Sunday morning when an oil-tanker truck overturned and later exploded in southern Pakistan, incinerating scores of people who had rushed to the accident site with buckets to collect the spilt oil, according to local authorities.The number of dead could rise even further as some of those injured are in serious condition, said Saleem Afzal, a top district government official.A highway patrol official said that the accident occurred early Sunday morning when a tanker truck carrying refined oil from Karachi to Lahore crashed and overturned.Ma…READ FULL ARTICLE