Genetic banks to help check crimes have been established in six provinces of Tehran, Alborz, Khorasan Razavi, Isfahan, Fars and Khuzestan. Fifty people have been recruited in the six provinces to collect DNA samples of criminals. So far, more than 2,000 samples have been collected and profiles created, the Iranian Legal Medicine Organization’s website reported. Genetic information database helps check criminals from committing repeated offenses. Statistics show that 12% of criminals resort to committing crimes within a year of the previous offense and 48% repeat their crimes after a gap of five years.