the new findings. they believe these are a fake. they are the hardest pest of all to get rid of, worst than cockroaches and worst than lice. we're talking about bed bugs. an epidemic that has gone nationwide. recently they even infiltrated some clothing stores. they're not known as disease carriers, but they're pretty disgusting equal opportunity irritants. there are ways, though, to stop them from invading your life. >> exterminator. >> reporter: another bed bug call for new york exterminator al bernard. this one a three-bedroom student apartment in manhattan that has been infested for months. bernard uses steam heat first on anything that's remotely porous and then a chemical pesticide aimed at wherever these critters hide out before coming out to feed at night. the students who live here all suffered rashes like these, plenty of evidence before prepping their apartment for the