By Meg Wingerter Staff Writer mwingerter@oklahoman.comOklahoma City — In some Oklahoma counties, as few as two in every five older women have been checked for breast cancer. A pair of RVs turned rolling clinics are trying to reach some of those who are least likely to get screened. Oklahoma has a high rate of breast cancer deaths compared to the rest of the United States, with 23 deaths for every 100,000 women.Read more on NewsOK.com