<sod >The state prosecutor's office in the northern state of Chihuahua says 51-year-old Isidro Baldenegro was killed Sunday at a home in the town of Guadalupe y Calvo.< eod>< sod > The prosecutor's office for the northern state of Chihuahua said Wednesday in a statement that 51-year-old Isidro Baldenegro was killed Sunday at an uncle's home in the town of Guadalupe y Calvo.< eod>