Key dates in case of American student Amanda Knox, convicted then acquitted in killing her British roommate Meredith Kercher.
November 2, 2007: Kercher, 21, is found dead in Perugia apartment. Investigators say she was killed the night before.
November 6, 2007: Knox is arrested with then-boyfriend Raffaele Sollecito and Diya "Patrick" Lumumba, Congolese owner of pub where Knox occasionally worked.
November 20, 2007: Lumumba, implicated by Knox, is released for lack of evidence.
December 6, 2007: Ivory Coast national Rudy Hermann Guede is extradited from Germany.
October 28, 2008: Judge indicts Knox and Sollecito on charges of murder and sexual assault. Guede, in a fast-track trial, is convicted of murder and sexual assault and sentenced to 30 years in prison.
December, 2009: Court finds Knox guilty of murder, sexual assault and slander; sentences her to 26 years in prison. Sollecito is convicted of murder and sexual assault, sentenced to 25 years.
December, 2009: Appeals court upholds Guede conviction, cuts sentence to 16 years.
November 24, 2010: Appeals trial for Knox and Sollecito opens in Perugia.
June 29, 2011: Independent forensic report ordered by the appeals court finds much of the DNA evidence used to convict Knox and Sollecito is unreliable.
October 3, 2011: Appeals court clears Knox, Sollecito of murder conviction, orders them freed immediately.
March 26, 2013: Italy's highest court overturns the acquittal, orders a new appeals trial.
September 30, 2013: Florence appeals court opens third trial of Knox and Sollecito.
January 30, 2014: Appeals court upholds murder convictions, sentencing Knox to 28½ years and Sollecito to 25 years.