Forensic analysis has revealed that the MS-13 gang in Guatemala used 32 guns to allegedly commit 238 murders, offering insight into the gang's modus operandi and highlighting some of the difficulties of tackling organized crime with gun control. Members of Guatemala's National Institute of Forensic Sciences (Inacif) used the Integrated Ballistics Identification System (Ibis) to identify 1,133 guns that had been used in multiple crimes, reported Prensa Libre. Of those... (GunPolicy.org)