Detective Harlee Santos (Jennifer Lopez) is a single mother from New York City, New York. She joins the FBI's anti-corruption task force, whilst dealing with her own financial problems by bribing officers in order to afford for her daughter Cristina (Sarah Jeffery). Taglines:
What causes it? The most common causes of knee weakness are osteoarthritis, sprain or strain, and chronic knee pain. Within all the people who go to their doctor with knee weakness, 89% report having knee pain, 47% report having knee swelling, and 20% report having leg weakness.
Some examples of mechanical problems that can cause knee pain include: Loose body. Sometimes injury or degeneration of bone or cartilage can cause a piece of bone or cartilage to break off and float in the joint space. This may not create any problems unless the loose body interferes with knee joint movement, in which case the effect is something like a pencil caught in a door hinge.