[1] To make money as a child, Espinoza worked as a street vendor before graduating from the Carlos Gutiérrez Noriega school.

[3] He became leader of the Emergency Squad Trujillo[4] before joining the La Libertad Bar Association as a lawyer and earning a master's degree in research and teaching.

[6] In 2014, Espinoza and his wife, Regina, founded the Movimiento Regional para el Desarrollo con Seguridad y Honradez party.

[10] The legal case against Espinoza's time as a policeman began in 2007 due to the abuse of authority to alleged criminals Víctor Enríquez Lozano, Carlos Mariños Ávila, Ronald Reyes Saavedra and Marco Quispe Gonzáles in October of that year in the El Porvenir District.

[21] On 16 September 2019, the Superior Court of Justice of La Libertad [es] sentenced him and seven other policemen to 30 years in prison, as well as a payment of 100,000 soles to the families of those killed.