ABCReal-estate mogul Donald Trump confronted a Republican debate audience that repeatedly booed him during an exchange with former Florida Gov. Jeb Bush (R). Their sparring come over eminent domain — the power of the government to force people to sell their private property — which many conservatives have long criticized. After Trump defended the general concept of eminent domain as a "necessity" for government, Bush jumped in with a specific critique of the developer's record on the topic. "The difference between eminent domain for public purpose — as Donald said: roads and infrastructure and pipelines and all that, that's for public purpose — but what Donald Trump did was use eminent domain to try to take the property of an elderly woman on the strip in Atlantic City.