Police cracked down on alleged drug dealers , whom they called criminal gang members , and alleged habitual criminals who use guns in the commission of their crime . Twenty - one convicts were hanged , according to Iranian state media . Convicts were found guilty of murder , rape , armed robbery and other crimes . Judiciary said this should serve as warning to those contemplating crimes .
Twenty - one convicts were hanged , according to Iranian state media . Convicts were found guilty of murder , rape , armed robbery and other crimes . Judiciary said this should serve as warning to those contemplating crimes .