Mexican authorities arrested Diego Sebastián 'N', identified as a business partner of the victim and the alleged perpetrator, and Gerardo 'N' in connection with the murders of four people in Atizapán de Zaragoza, Estado de México. ^[1] The bodies of Jonathan Meléndez (38), his wife Ana Paola (35, pregnant), their three-year-old daughter, and a 21-year-old domestic worker were found with gunshot wounds inside their residence in Atizapán de Zaragoza, Estado de México, in the early hours of Wednesday after neighbors alerted police to screams and gunshots. ^[2] Jonathan Meléndez, the keyboardist for the rock band Camilo Séptimo, was killed in a shooting inside a residence in the Gran Viure neighborhood of Atizapán de Zaragoza, Mexico. ^[3] Jonathan Meléndez, a 38-year-old musician and member of the band Camilo Séptimo, was found dead in his residence in Atizapán de Zaragoza, Mexico, on the night of September 1, 2026. ^[4] Camilo Séptimo, a Mexican rock band, released a public statement on social media mourning the death of their keyboardist Jonathan Meléndez, whom they referred to as a 'dear brother' and a founder of the group. ^[5] A six-year-old child was rescued unharmed from the residence, showing no signs of physical violence. ^[6] Federal sources said the main line of investigation points to robbery as the motive, facilitated by the business relationship between the parties, and that Diego Sebastián 'N' allegedly used mutual trust to access the home with the family's consent before the attack. ^[7] The Fiscalía General de Justicia del Estado de México initiated an investigation to determine the motive of the multiple homicide. ^[8] Two suspects were detained in Mexico City, including Diego Sebastián 'N', who is identified as a partner of Jonathan Meléndez. ^[9] Neighbors alerted authorities after hearing screams and gunfire from the apartment, leading agents to find the victims and a six-year-old child who survived without signs of physical violence. ^[10] A six-year-old boy was found alive in the residence without physical injuries and was placed under protection. ^[11] Two individuals were detained by authorities for their alleged participation in the murder of Meléndez and his family. ^[12]