The man accused of opening fire and killing his ex-girlfriend inside a manufacturing business in Blawnox last year has been sentenced to 30 to 60 years in prison.
Sean Black, 42, pleaded guilty earlier this week to third-degree murder in connection with the shooting and killing Courtney Smith, who was his ex-girlfriend and the mother of his children.
Last March, police said that Black shot Smith after showing up at the Tri-Arc Manufacturing business along Fountain Street where the two worked…