Mexican influencer César Gastélum shot dead during TikTok livestream

On August 4, 2026, Mexican TikTok influencer César Gastélum was shot dead by motorcycle gunmen during a livestream outside a restaurant in Culiacán, Sinaloa. The 24-year-old, known for comedy videos, was dressed as a delivery worker for a challenge. Mexican authorities are investigating whether the killing was retaliation for social media posts referencing a cartel faction. The murder highlights a dangerous trend of cartels targeting influencers amid a bloody turf war between rival Sinaloa Cartel factions.

César Gastélum shooting

• ▪During the livestream on August 4, 2026, César Gastélum and two friends were dressed in orange jackets and backpacks as food delivery workers for a social media challenge
• ▪The shooting of César Gastélum on August 4, 2026, occurred in a busy commercial plaza near the Sinaloa state prosecutor's office in Culiacán
• ▪Mexican TikTok influencer César Gastélum was shot and killed on Tuesday, August 4, 2026, while livestreaming outside a fast-food restaurant in Culiacán, Sinaloa
• ▪Two helmeted individuals on a motorcycle approached César Gastélum during his livestream on August 4, 2026, and the driver shot him at point-blank range before fleeing

Sinaloa cartel faction war

• ▪The internal conflict within the Sinaloa Cartel escalated in September 2024 following the abduction of cartel leader Ismael "El Mayo" Zambada by a son of Joaquín "El Chapo" Guzmán
• ▪The city of Culiacán has experienced a surge in violence due to an internal war between rival factions of the Sinaloa Cartel, Los Chapitos and La Mayiza

Influencer killings in Sinaloa

• ▪In January 2025, an aircraft dropped pamphlets in Culiacán threatening 25 influencers and musicians accused of having links to the La Mayiza cartel faction
• ▪In July 2026, Mexican authorities arrested Ramón Ángel Álvarez Ayala, a Jalisco New Generation Cartel cell leader linked to the May 2025 murder of Valeria Márquez
• ▪At least 10 social media influencers have been murdered in Sinaloa state since the cartel faction war began in September 2024
• ▪Mexican beauty influencer Valeria Márquez was shot dead during a TikTok livestream at her salon in Zapopan, Jalisco, in May 2025

Investigation into criminal group links

• ▪Mexico's Security Cabinet and local prosecutors are investigating César Gastélum's social media posts, some of which referred to a faction of a criminal group
• ▪Prior to his death on August 4, 2026, César Gastélum had not received any official threats from criminal groups nor was he under police investigation
• ▪César Gastélum had posted photos at the grave of Leobardo Aispuro, an influencer killed in December 2024 in a murder linked to Sinaloa cartel rivalries

Mexican government response

• ▪Mexican President Claudia Sheinbaum announced on August 5, 2026, that authorities are investigating the killing of César Gastélum to identify the perpetrators and masterminds
• ▪The Mexican government has deployed additional soldiers and police to Sinaloa to contain the ongoing cartel violence, though killings continue