Murder suspect Joran van der Sloot has stabbed at least three other inmates during his incarceration at a Peruvian prison, a magazine reports. The Peruvian magazine Panorama alleges that van der Sloot stabbed three prisoners, with at least one victim needing emergency medical care. The magazine also reports that the Dutchman is a heavy drug user who has "been put into solitary confinement several times but comes out even more angry," a source told Panorama. ..................................... The Dutch native's lawyer, Maximo Altez, has not publicly addressed the latest allegations. Panorama reported that he has not denied his client was involved.