Zontre Mack was convicted last month by a jury that found that he fired the gun that killed Curtis Ashord, Jr. Mack, who was 18 at the time of the murder, will be eligible for parole in 30 years.

Zontre Mack, 21, was sentenced to life with parole possible after 30 years for the murder of 15-year-old Curtis Ashford Jr.

The Suffolk District Attorney called the killing of a 15-year-old at the hands of an 18-year-old a “tragedy upon a tragedy.” ...