At 8:29 a.m., the MBTA tweeted:
#GreenLine: All branches: Moderate eastbound delays due to power issue.
In response to somebody's query about what exactly "moderate" means when he's been sitting on a trolley that hasn't moved in ten minutes, the T added:
Yes, we describe a "moderate" delay as a major disruption in service.
At 8:54, Andrea reported: