A woman who D.C. police say robbed two Northwest Washington banks 15 minutes apart earlier this month has been arrested and charged in both cases, authorities said on Friday.

Mercedes Idalia Romero, 36, of Northwest, was indicted by a federal grand jury on two counts of bank robbery. A court appearance had not been scheduled as of Friday afternoon.

Authorities said she was arrested about 6 a.m.Friday at her home in Columbia Heights. D.C. Police Chief Cathy L. Lanier highlighted the case on Tuesday during her monthly call-in show on NewsChannel 8, during which a picture of the woman was displayed.

Police said the first institution robbed, about 9:15 a.m. on Feb. 4, was a PNC Bank in the 4200 block of Wisconsin Ave. NW in Tenleytown. They said a woman dressed in a black puffy coat, large sunglasses and a bandage on her nose handed a note to a teller demanding money.

.About 15 minutes later, police said a woman with the same description robbed a Bank of America branch in the 3400 block of Connecticut Ave. NW, about 1.5 miles away in Cleveland Park.

The FBI said in this case, she handed a teller a note indicated she had a gun, though again no weapon was shown..

This post has been updated.