During a trial, federal prosecutors presented evidence linking Angel Guzman, an alleged member of the MS-13 gang, to the horrific murder of Juan Jose Sibrian in the Angeles National Forest in 2017. Prosecutors allege that Guzman participated in the brutal stabbing of Sibrian, who suffered over 100 stab wounds and had his heart removed with a machete. This violence is said to stem from a shift within the gang around 2015, where stricter initiation rules mandated recruits to commit murder to gain full membership. Assistant US Attorney Suria Bahadue highlighted the gang's transition towards extreme violence, citing Sibrian's murder as a consequence of perceived violations of gang rules. Defense attorneys countered that the prosecution's case relies on unreliable witness testimony without physical evidence. The trial also revealed other violent incidents involving the gang, including the murder of another victim suspected of cooperating with law enforcement. The gruesome nature of these killings underscores the gang's strategy to instill fear and enforce loyalty among its members.