See this tweet:
@dcalerts 2 hours ago
Q St between 1st St and Florida Ave NW has been closed due to a structural compromise. Please use alternate route.
8:39 AM – 25 Feb 2016
See this subsequent tweet from Fox 5 reporter Matt Ackland:
@mattacklandfox5 4 minutes ago
Owner of 37 Q NW says 5 tenants have been displaced. All in hotels. Says wall failed during rain storm.
12:09 PM – 25 Feb 2016