The agency said it has "increased patrols systemwide" since the Paris attack.
"Metro can forget any new rail-expansion projects until it meets our safety standards."
The measure is being attached to a highway bill that is being considered in the House.
The capital-area subway has been under fire since a passenger was killed in January.
The traffic was 20 percent lower than normal weekday Metro figures.
The petition asks the Pope to bless the D.C. subway "so it actually works."
The meeting follows a deadly incident on the agency’s Yellow line earlier this year.
The Democratic primary has generally been the de facto election, but this time it's different.
A poll this year found that 63 percent of District residents support legalization.
Miriam Carey struck two police vehicles during a seven-minute chase in D.C.
Sens. Claire McCaskill (D-Mo.) and Roy Blunt (R-Mo.) are pushing to rename Washington, D.C.'s Union...
The new guidelines seek to assuage banks wary of holding marijuana-linked money.
The proposal transfers authority from the GSA to the transportation department.
The measure to boost federal oversight was included in a manager's amendment for the highway bill.
The NTSB had called for Metro to be classified as a commuter railroad.
The capital-area subway has been under fire for repeated safety lapses.
The capital area transit agency said traffic was 14 percent lighter than a typical Wednesday...
Rep. Barbara Comstock (Va.) is being accused of hypocrisy on D.C. Metro funding.
New regulations go into effect at 12:01 a.m. on Thursday
Eleanor Holmes Norton said she would "not let history repeat itself."
Amtrak is apologizing for leaving 85 passengers who were supposed to be on board an Acela train...
U.S. Judge Emmet Sullivan said only Congress has the power to give the District autonomy.
Gov. Jay Inslee made the request one week after a deadly mudslide.
On Tuesday [Washington state] Gov. Chris Gregoire [D] signed into law a bill that aims to change...