Party nominee Jill Stein is escorted off campus hosting presidential debate

Green Party presidential hopeful Jill Stein was escorted by police off the Hofstra University campus Monday, hours before the school was set to host the first televised presidential debate.

Stein was "nicely escorted" from campus after authorities found she did not have proper media credentials, a Nassau County, N.Y., police spokesman told ABC News.

Stein did not register enough support in national polls to earn a spot on the debate stage; she polls at about 2%...