Bane sighed and said "We are not sure...its why we are coming this way to figure it all out...the only reason have come up with is that they are hunting down the company have joined recently. They are inside the barn if you wish to speak more about this..." 

Bilbo nodded and said "I know...maybe she was hurt more then we thought she was before..." He thought for a few minutes then said "Didn't Bane say about having to pull energies back from the earth or something like that?"