PHOENIX — Arizona is on schedule to put its first inmate to death in eight years. The state Supreme Court on Tuesday set May 11 for the execution of Clarence Wayne Dixon. The warrant, signed by five ...

Cottonwood shoots along the Santa Cruz River near Mission San Xavier stand 2 or 3 feet tall. Some seep willows — members of the sunflower family — are just a little shorter. Cattails jut 3 feet high, ...