A 67-year-old female presents to the ED with right hip pain after standing up from a chair and feeling a pop in her hip. She states she fell to the ground and was unable to bear weight after. Radiographs are shown in Figure A. She has a past medical history of hypertension, coronary artery disease and breast cancer, which was treated with lumpectomy 3 years prior. The fracture is deemed pathologic by the radiologist. What role do matrix metalloproteases play in this type of fracture?