Malls expected to improve security measures in wake of Wednesday attacks . Gunman at Omaha , Nebraska , mall killed two people and himself . ` You start to observe the people coming into the mall area , '' he said . Some security experts say such incidents are impossible to anticipate . Study by Police Foundation says that drills for security guards are inadequate .
Malls expected to improve security measures in wake of Wednesday attacks . Gunman at Omaha , Nebraska , mall killed two people and himself . Some security experts say such incidents are impossible to anticipate . Study by Police Foundation says that drills for security guards are inadequate .