U.S. Sen. Mark Udall on Thursday filed an amendment to the Senate’s health care reform bill intended to reduce the cost and complexity of medical malpractice lawsuits, which many consider a factor in the rising cost of health care. The Colorado Democrat’s amendment, which is supported by the Institute for the Advancement of the American Legal System at the University of Denver, would establish federal grants for pilot programs administered by nonprofit organizations to streamline the legal process in medical malpractice cases, The Denver Business Journal reports.