After an eight-month investigation, a U.N. agency concluded in January that Guatemalan President Alvaro Colom played no role in the May 2009 death of lawyer Rodrigo Rosenberg despite a video left by Rosenberg saying that if he were found dead, Colom would be the one to blame. The panel said evidence indicated that Rosenberg had orchestrated his own murder to try to frame Colom, whom he blamed for involvement in the earlier slaying of his girlfriend and her father, a prominent businessman.
Top 10 Assassination Plots
Dubai officials issued arrest warrants for 11 suspects alleged to be behind the Jan. 20 murder of Mahmoud al-Mabhouh, a top official in the Palestinian militant group Hamas. The movements of the accused were caught on surveillance tape, which caused a sensation after it was released. TIME looks back at past assassination plots that have gripped the world.