As D.C. voters prepare to select their first new mayor in more than a decade, the high cost of housing and the slowing development pipeline have become prominent issues in the race. 
The winner of the June 16 Democratic primary is likely to win the general election in the heavily blue city, and polls show the top two candidates are D.C. Councilmember Janeese Lewis George and former Councilmember Kenyan McDuffie. 
The front-runners have said they want to build more housing and released policy agendas to spur development. McDuffie participated in a 30-minute Zoom interview with Bisnow late last month. Lewis George’s campaign has declined several requests for an interview.
McDuffie, who has received…​