The most important changes to keep track of.

Every Monday and Thursday from July 7 to August 4.

Mt. Pleasant mainstay Haydee’s is asking D.C. regulators to allow it to stay open 24 hours a day, seven days a week.

The deadline for all subterranean Metro rail stations to offer mobile phone signals, but Metro is behind schedule. In fact, it might be until 2015 when all 47 underground stations are finally wired for cell service.

The Washington Nationals and St. Louis Cardinals will play the potentially deciding game of the National League Division Series late Thursday afternoon, Major League Baseball announced today.

The NFL released its schedule for the 2012 season and on first glance, the Redskins’ year looks like it’ll be pretty challenging for a team that will be rebuilding around rookie quarterback Robert Griffin III.

Last week two D.C. restaurants announced that they were scrapping late-night hours. That’s OK—D.C. isn’t a 24-hour type of town, at least not yet.

WMATA’s efforts to try and improve communication with riders took another step forward today, as the transit agency released a schedule of all the major weekend track work planned through next June.

Photo by sarawithoutanh001. Icy treats! Picnic blankets! Rock! DCist’s frantic refreshing of the 2010 Fort Reno website finally paid off! We now know which of our upcoming summer evenings will be filled with friends and music on as the sun sets over the District’s favorite Civil War battlefield. 13 shows are on this year’s docket — one more than last year. Shows begin promptly at 7 p.m. and end promptly at 9:30, and, of course,…

Photo by d’namur WMATA has announced service changes on a number of Metrobus routes in D.C., Maryland and Virginia that will begin Sunday, March 28. In D.C., several bus lines are being temporarily rerouted due to construction of the new Constitution Center at 7th and D Streets SW. Routes 5A (the Dulles Airport line), 52, 54, 70, 71, A9, V5, V7, V8, and V9 will be affected by these minor changes. For more details…