Today, Mrs. Biden had surgery for a hip fracture at the Hospital of the University of Pennsylvania.
Here's a statement on her condition from the vice president's office:
"The Vice President's mother, Catherine Eugenia "Jean" Biden, underwent surgery this morning for a hip fracture at the Hospital of the University of Pennsylvania. She is recovering well and is in stable condition. Dr. Samir Mehta, the chief of the Division of Orthopaedic Trauma at the Hospital of the University of Pennsylvania, performed the surgery, which involved applying a plate and screw device to Mrs. Biden's hip. Dr. Mehta is pleased with the outcome of the surgery."