Update: 9:10 a.m.
The gas leak at Sabin Hall has been contained and occupants have returned to the building.
Sabin Hall has been evacuated due to a natural gas leak caused by a ruptured gas line.
WE Energies has been called to turn off the gas, and the Milwaukee Fire Department is on the scene.
No injuries have been reported.
The leak was caused when a contractor drive a rod into the ground at approximately 8 a.m., striking a gas line.