Softball player no longer has feeling or movement below the waist following surgery to remove a tumor from her spine.

From its roots as an unlikely partnership between a country doctor and a group of Catholic nuns, the Mayo Clinic now treats more than a million patients a year from all 50 states and 150 countries ...

Dr. Alfredo Quinones-Hinojosa, a brain surgeon and researcher dean at the Mayo Clinic, came to the U.S ... Quinones-Hinojosa ...