A Pennsylvania house was evacuated after a large sinkhole was discovered Sunday morning.  It happened in a neighborhood East of Allentown.  The sinkhole opened around the driveway but cracks appeared in the house foundation.  The homeowners were evacuated as a precaution.  The sinkhole near a cracked sewer line that was undergoing repairs.  Crews will stabilize the sewer pipe and evaluate the damage to the home's foundation.