STUART, Fla. - UPDATE: Federal Highway is once again open in Stuart
An underground gas line break Tuesday afternoon in Martin County has closed two southbound lanes of Federal Highway south of Monterey Road.
Stuart hazmat crews are investigating a natural gas leak at Regency Square Mall at Monterey Extension and U.S. 1, according to Stuart police spokesman Sgt. Marty Jacobson.
No one was injured, and no businesses have been evacuated.