ROME – Key dates in the case of Amanda Knox, the U.S. student who was convicted then acquitted then convicted in the slaying of her British roommate Meredith Kercher. Italy's high court took up her appeal Wednesday.
— Nov. 2, 2007: Kercher, 21, is found dead in Perugia apartment. Investigators say she was killed the night before.
— Nov. 6, 2007: Knox is arrested with then-boyfriend Raffaele Sollecito and Diya "Patrick" Lumumba, Congolese owner of pub where Knox occasionally worked.
— Nov. 20, 2007: Lumumba, implicated by Knox, is released for lack of evidence.
— Dec. 6, 2007: Ivory Coast national Rudy Hermann Guede is extradited from Germany.
— Oct. 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.
— Dec. 4, 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.
— Dec. 22, 2009: Appeals court upholds Guede conviction, cuts sentence to 16 years.
— Nov. 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.
— Oct. 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.
— Sept. 30, 2013: Florence appeals court opens third trial of Knox and Sollecito.
— Jan. 30, 2014: Appeals court upholds murder convictions, sentencing Knox to 28 1/2 years and Sollecito to 25 years.
— March 25, 2015: Italy's high court hears Knox and Sollecito's appeal of the Florence conviction.