From WTOP

Several roads and trails in Rock Creek Park in D.C. may be closed at night for the next several months as the white-tailed deer population is thinned.

The park service is asking commuters, including cyclists, to plan for alternate routes. It will post staff during nighttime road and trail closures to provide for visitor and employee safety while officials hunt.

From 5 p.m. to 4 a.m., the following roads may be closed:

Horse Stable Road NW;
Ross Drive NW;
Ridge Road NW, south of Grant Road NW;
Glover Road NW, south of the Rock Creek Park Horse Center.

From 6:45 p.m. to 4 a.m., the following roads may be closed:

Beach Drive NW, from Joyce Road NW to Wise Road NW;
Beach Drive NW, from West Beach Drive NW to the Maryland-D.C. boundary;
Sherrill Drive NW;
Beach Drive between Broad Branch Road NW and Joyce Road NW;
Beach Drive between Wise Road NW and West Beach Drive NW;
Wise Road NW;
Ridge Road NW;
Glover Road NW;
Grant Road NW;
Joyce Road NW;
Morrow Drive NW;
West Beach Drive NW at Parkside Drive NW;
Stage Road NW.