The DeSart model is captured in the econometric models component of the combined PollyVote. According to the model, Clinton will obtain 91.9% of the two-party vote share in Washington, D.C., while Trump will end up with 8.1%.
Putting the results in context
In general, however, you should not have too much faith in the results of single models, because they may contain large errors. Rather, one should examine how a model's results compare to benchmark forecasts.
The DeSart model compared with PollyVote's prediction
The most recent PollyVote predicts Clinton to gain 90.4% of the two-party vote in Washington, D.C.. PollyVote currently predicts Clinton to gain 1.5 percentage points less compared to the results of the DeSart model.