http://politics.blog.myajc.com/2017/04/18/live-updates-georgias-6th-district-special-election/
Informative, updated... not unbiased though.
Dave WassermanVerified account @Redistrict · 16m16 minutes ago
Rule of thumb: to be on track to hit 50% and *avoid* a runoff, Ossoff probably needs around 62% in DeKalb, 51% in Fulton, 45% in Cobb. #GA06
Dave WassermanVerified account @Redistrict · 14m14 minutes ago
Dave Wasserman Retweeted Dave Wasserman
IMPORTANT as you track: this likely means Ossoff (D) needs at least 72% of the *early* vote in DeKalb, 61% in Fulton and 55% in Cobb. #GA06