US Weekly - Jul 18 10:09 AM Khloe Kardashian turned herself into L.A. Sheriff's Department custody Friday for violating probation following a 2007 DUI arrest, the department confirmed to Usmagazine.com. Khloe was dropped off at the Van Nuys Courthouse, according to the department. Friday was the deadline for her sentence to begin. She was booked at 8:52 a.m., seven minutes after her official arrest time. Khloe began...