On 16 April 2010, Cordero and her friend María Catalina Flores Aguayo (age 22) went out for dinner at a local restaurant in Chihuahua, Chihuahua when an armed commando opened fire at them from a moving vehicle at around 11:00 p.m., killing them instantly [REF].
The Cordero family held a wake for María Isabella at the Blas Perches funeral home and a mass ceremony conducted by Father Jesús José Mata Trejo at 3:00 p.m. at the Asunción de María temple [REF].