Oscar Nicolas Alonso Ortiz, 26, was arrested and charged with aggravated battery and unlawful use of a weapon in the Route 30 Laundromat parking lot located at 905 Plainfield Road in Joliet, Illinois. Alonso Ortiz allegedly stabbed an 18-year-old man in the chest who was later determined to be the new boyfriend of his ex-girlfriend. The victim was transported to Ascension St Joseph Medical Center in a private vehicle and was treated for non-life-threatening injuries. Assault, aggravated battery, chicago, joliet, ex-boyfriend, ex-girlfriend, breakup, jealous lover, jealous, jeaulous guy, new boyfriend, FOX32 Chicago,