BROOKHAVEN — Police in suburban Atlanta found themselves counting sheep after a flock escaped an enclosure and blocked a road.Brookhaven police said in a news release that about 20 grazing sheep and their security dogs were spotted along a road early Wednesday.Police say they were able to contact the herder, who used a sheepdog to corral them back into their nearby enclosure.Investigators say they're not planning to file charges for blocking the roadway or impeding traffic.