Complex sentence: "Ms. Cheung never expressed even the slightest interest in asking me questions", Markopolos said, claiming she was too concerned with Markopolos mentioning the possibility of a reward and the fact that he was a competitor of Madoff.
Split into simpler sentences: Ms. Cheung never expressed even the slightest interest in asking me questions, Markopolos said. She was too concerned with Markopolos mentioning the possibility of a reward and the fact that he was a competitor of Madoff.