Motorists be traveling on North Oracle Road north of Oro Valley this morning should expect delays because of traffic-control measures for the annual Tucson Marathon. Up to 4,000 runners are expected ...

A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...