If you find anything in your sister's belongings that might shed some light on her death, letters or a datebook, please call me immediately.

如果你从你姐姐的物品里找到任何可能对她的死有索的西，信事册，请立即打电话给我。

Sagan died in 1996, and Tyson came into possession of his datebook which includes the notation " Neil Tyson" on the square for December 20, 1975.

1996年萨根去世，泰森拿到了一本事簿，在1975年12月20日的方框上标着“奈尔·泰森”。