Amanda Knox has said she wants to meet Meredith Kercher's family to share with them her memories of Meredith.
Speaking to ABC News, Ms Knox said she does not want to add to the family's grief, but hopes that "eventually" she can receive their permission to visit Meredith's grave.
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Scientists are researching a blood test which can quickly detect colon, lung, breast, stomach and endometrial cancer.
Transport bosses are said to be in "active discussions" with the company to encourage it to extend its pilot scheme to the UK's capital.
Reports suggest the 67-year-old is expected to be named as one of the hosts of the new series within days.