Several commuter rail lines are operating on a modified schedule or facing delays Thursday because of the cold weather in the region and along the Northeast corridor.
Power line problems have trains single-tracking between D.C. and Baltimore. Heavy snowfall in New England causes schedule changes north of New York.
Dozens of flights from D.C. area airports -- many bound for airports in the New York area and farther up the coast -- are delayed or canceled on Wednesday.
The investment is in line with the need, experts say. But coming up with the money would seem problematic.
Morning trains on Manassas line were delayed.
D.C.'s new streetcars have been involved in eight collisions since they began test runs last October.
All Brunswick Line service was suspended.
It's unclear how long delays will last on MARC's Brunswick line.
AAA forecast says it will be a record number of departures for the region.
A pedestrian was hite by a train and killed in Beltsville.