The L.A. City Council is on the brink of changing its building code so that buildings of up to six stories tall could have a single-stairway exit. Fire officials and others say a key safety measure would be lost.

The L.A. City Council is on the brink of changing its building code so that buildings of up to six stories tall could have a single-stairway exit. Fire officials and others say a key safety measure would be lost.