Gyovanny Arzuaga and his partner, Yasmin Perez, were shot after attending the parade in the Humboldt Park neighborhood.
Police believe Anthony Lorenzi is responsible only for the killing of Arzuaga.
Gyovanny Arzuaga and his partner, Yasmin Perez, were shot after attending the parade in the Humboldt Park neighborhood.
Police believe Anthony Lorenzi is responsible only for the killing of Arzuaga.