The nuisance lawsuits brought against pig farmers in North Carolina and the verdicts against them set a dangerous model for potential lawsuits throughout the country, a North Carolina pork leader said last week.

Andy Curliss, the CEO of the North Carolina Pork Council, says out-of-state lawyers have moved into North Carolina, seeking special projects now aimed at agriculture.

“Plantiffs are really not center to the case. They’re really putting farms on trial …, which should have...