Crash on I-270 in Montgomery closes road there, water main breaks lead to other road closures. Snow causes train and airline delays.
Amtrak is also running only limited Northeast service because of the storm.
Problems occurred Monday morning near both the Forest Glen and Bethesda stations.
In Bowie, Old Annapolis Road remains closed at Church Road.
Suspicious package briefly closes part of Constitution Avenue NW.
Morning trains on Manassas line were delayed.
After being closed since the morning and into the evening rush hour, Route 7 has reopened in both directions.