'Unknown Liquid' Spilled Inside MBTA Bus: FD

The Boston Fire Department responded to an incident on an MBTA bus where an unknown liquid was either spilled or poured inside the bus.

Hazmat technicians entered the bus at South Station around 11 a.m. and tested the air quality twice where they found meter readings were within normal limits.

In addition, fire officials said they will conduct a field test on a sample of the liquid.

Check back for updates.