The high volume of mail-in and provisional ballots in Maryland is causing potential delays in finalizing election results, particularly in the closely contested 6th Congressional District.

FREDERICK, MD - JANUARY 17: Candidate David Trone answers a question during the Democratic 6th Congressional District Candidate ... recent House budget hearing, Maryland Democratic congressman ...

Maryland state Sen. Sarah Elfreth defeated former U.S. Capitol police officer Harry Dunn in a crowded congressional Democratic primary on Tuesday.

Maryland's 6th Congressional District comprises all of Garrett, Allegany, Frederick, and Washington counties as well as a portion of Montgomery County. Here's a breakdown of who voted where in the ...