BOSTON (CBS) -- The MBTA encouraged riders to take the Commuter Rail instead of the T after a switch problem at Alewife station caused severe delays Thursday morning.
The problem was causing delays in both directions.
Check: MBTA Service Alerts Page
There was heavy congestion on the platform at Davis Square station:
At the Harvard Square stop:
And at Porter Square:
The MBTA said around 9:50 a.m. that service had returned to normal.
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