EXCLUSIVE - Casey DeSantis, the wife of Gov. Ron DeSantis of Florida, has been diagnosed with breast cancer. "I am saddened to report that Florida’s esteemed First Lady and my beloved wife has been diagnosed with breast cancer," the first term Republican governor said in a statement shared first with Fox News on Monday. "As the mother of three young children, Casey is the centerpiece of our family and has made an impact on the lives of countless Floridians through her initiatives as First Lady. As she faces the most difficult test of her life, she will have not only...