Mohave County Sheriff’s deputies arrested Rafael Omar Islas, 38, of St George, Utah,Thursday (9/18) evening for DUI and DUI with a blood alcohol concentration over .08%,misdemeanors.  Approximately 9:50 p.m., deputies conducted a traffic stop on Interstate 15 at milepost 10 and contacted Islas, the driver.  Deputies smelled an odor of alcohol on Islas.  During conversations with Islas, he admitted to have been drinking.  Following the field sobriety tests (FST’s), Islas was taken into custody.  Islas performed a portable breath test that revealed his blood alcohol concentration (BAC) to be .126%.  A blood sample was taken from Islas to be submitted to the DPS Crime Lab for further analysis.  He was transported and booked into the Kane County Jail.  The vehicle was towed from the scene.