An apology by Sharon Stone about remarks she made about the recent disastrous earthquake in China being the result of "bad karma" because of Beijing's policies toward Tibet has failed to molify Chinese officials, who said today (Wednesday) that she is not w elcome to attend this year's Shanghai International Film Festival. A spokeswoman for the festival said that Stone, who was photographed on the red carpet in Shanghai last year, said that it had sent Stone a letter protesting her remarks.