The Latest: Company says it was doing work before explosion

DURHAM, N.C. (AP) — The Latest on an explosion that leveled a North Carolina building (all times local):
5 p.m.
A fiber-optic communications company says a contractor was doing installation work in the area where a gas leak explosion leveled a Durham building.
Durham police have said that a contractor boring along a sidewalk hit a gas line and caused a leak that preceded the explosion. City officials say the cause is under investigation. One person died and 25 were injured.
On Thursday, De