Tehran – More than 200 thousand signatures collected for #SaveAhmad the petition, launched on Change.org, to free Ahmadreza Djalali, Iranian researcher specializing in medicine of major emergencies, held from April to a prison in Tehran and sentenced to death. At this time solidarity on the web it has increased, since the institutional interventions in defense of the researcher who for more than five years has worked in Italy at the Crimedim of Novara, the research center for disaster medicine of the University of Eastern Piedmont. (9colonne)