Dozens march for slain Holyoke teen Holyoke Ward 4 City Councilor Libby Hernandez hangs up posters made by Holyoke artist Sasha Cirino, Sunday, during a peace march in memory of 15-year-old Jonas Nuñez, whose life was cut short by gun violence, in Holyoke. FOR THE GAZETTE/Sabato Visconti Peace march participants proceed down Cabot Street, led by Alexis Diaz and Jason Antonetti, followed by Holyoke City Councilors Libby Hernandez, Rebecca Lisi, and Gladys Lebron-Martinez, Sunday in Holyoke. FOR THE GAZETTE/Sabato Visconti Francheska Nuñez marches with others in memory of her son, 15-year-old Jonas Nuñez, whose life was cut short by gun violence, at a peace march in his memory, Sunday, in Holyoke. FOR THE GAZETTE/Sabato Visconti