RALEIGH— Duke Energy and Randolph Electric Membership Cooperative completed repairs on Wednesday, Dec. 7 on electric substation equipment damaged in shootings that made international news in Moore County. Authorities have said the outages began shortly after 7 p.m. on Saturday, Dec. 3 after one or more people drove up to two substations, breached the gates and opened fire on them. Police have not released a motive or said what kind of gun was used in the attack. But Moore County Sheriff Ronnie Fields told reporters Monday that whoever was responsible “knew exactly what they were doing to ... cause the…