OKLAHOMA CITY - New information is coming out regarding the rookie Oklahoma City police officer who was beaten by a suspect with his own baton following a burglary on the northwest side of the metro. An armed witness may have been the only thing that kept that officer from a more serious beating, or worse. It happened just after 2 p.m. Tuesday in the 2800 block of W. Park Pl. Rookie Officer Adam Eller and field training officer Sgt. Michael Lambert were responding to the burglary call. ... During the chase the two officers became separated. Eller found himself alone...