Lyle Kercher says that nothing will bring his sister Meredith back and that Amanda Knox should be extradited from America. He told a press conference:
"Nothing will bring her back. We want this to come to an end. If she has been found guilty she should be extradited. America will set a difficult precedent if they don't stand by the rules they expect others to abide by."
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It follows reports the US president is considering presidential pardons for his family, aides and even himself.
Specially-trained prison security teams have been sent to HMP Hewell near Redditch, after trouble broke out on one of the prison's wings.
Household names are among 40 women to sign open letter to BBC Director General saying he must "act now" to end pay discrimination.