The arrest follows the unsettling discovery of bone fragments and personal belongings at a ranch suspected of being linked to human rights violations by the notorious New Generation Jalisco Cartel (CJNG). Murguía denies the allegations of collusion with the cartel, which emerged after advocates unearthed signs indicative of a mass killing ground at the Izaguirre ranch. Rights organizations express grave concerns about potential recruitments and criminal activities conducted under the CJNG's reign.

Mexican Attorney-General Alejandro Gertz hosted a news conference where he disclosed that the ranch had been utilized as a training center for CJNG recruits but downplayed reports of extermination activities. His comments ignited frustration among families of the missing, who demand a thorough investigation into the abandoned personal effects found at the site, which evoke fears of unaddressed disappearances and potential horrors.

After a prior statement declaring his innocence, Murguía's arrest now raises questions about local governance's complicity in cartel operations. As the investigation progresses, officials continue to probe potential connections between the CJNG and local authorities. This incident exemplifies the broader crisis of violence and disappearances exacerbated by drug cartels in Mexico, where over 120,000 individuals have reportedly vanished in recent years.