Holidaymakers across southwest Mexico are being told to remain inside their hotels (Image: Getty) Holidaymakers across southwest Mexico are being told to remain inside their hotels after the death of a powerful drug lord unleashed a surge of violent attacks. Footage circulating online captures terrified passengers dropping to the floor at Guadalajara airport as gunfire rings out nearby. Mexican forces, working alongside US operatives, shot dead Nemesio Oseguera Cervantes during a raid in Tapalpa. The target — better known by his alias “El Mencho” — controlled the Jalisco New Generation Cartel (CJNG), one of the country’s most ruthless criminal organisations. His killing has ignited coordinated revenge attacks across Jalisco state. UK government issues stay-indoors alert The Foreign Office is warning: “Serious security incidents have been reported on 22 February across the state of Jalisco, including in Guadalajara and Puerto Vallarta, following a federal law-enforcement operation against organised crime in the municipality of Tapalpa. “Authorities in Puerto Vallarta have issued a public advisory to stay indoors. Routes to airports may be blocked. Incidents are also being …