All this week, Princeton computer science prof Ed Felten is discussing the problem of US House race undervotes in Sarasota County, Florida. As Felten notes:

The big e-voting story from November’s election was in Sarasota, Florida, where a congressional race was decided by about 400 votes, with 18,412 undervotes. That’s 18,412 voters who cast votes in other races but not, according to the official results, in that congressional race. Among voters who used the ES&S iVotronic machines — that is, non-absentee voters in Sarasota County — the undervote rate was about 14%. Something went very wrong. But what?

Stay tuned to his blog, Freedom to Tinker, for more.