Holly: Election workers are slogging through a laborious and expensive recount in Florida as the races for U.S. Senate, governor and commissioner of agriculture are too close to call. There’s also some weirdness in the results. In Broward County, for starters, a ridiculous percentage of voters  – 3.7 percent – left the Senate vote box blank. Zounds! That’s a lot of “undervoting.” In typical fashion, there’s the partisan mudslinging. But the fact is, the race may have been sullied by poor …