The attack occurred between 4 and 5 a.m. Tuesday, according to police.
Ernest Lee Johnson was sentenced to death in 1995 for killing three workers at a Columbia convenience store.
A comparison between the Columbia Police Department's 2009 and 2010 Internal Affairs reports shows a decrease in the use of firearms, Tasers and pepper spray in 2010.
There was a 10 percent increase over 2009 in meth lab busts and seizures in Missouri.
For Sgt. Jill Wieneke of the Columbia Police Department, being the public information officer in a town full of reporters is hardly less stressful than her old jobs. One of them: going undercover to catch drug dealers.
The 28-year-old victim was shot in the arm at the station at Business Loop 70 and Range Line Street, police said.
The arrests are the result of a two-year-long undercover narcotics investigation in central Missouri.
Police also arrested him on suspicion of drug and drug paraphernalia possession.
Detectives traced four child pornography videos to a residence on Bethany Drive.
The victim, a 36-year-old man, was transported to the hospital after the incident, but his condition was unknown as of early Thursday afternoon.
The eighth and final suspect sought in the Hobson homicide turned himself in to police and was arrested Wednesday in connection with the killing.
No one was injured in the shooting on Jefferson Street on Wednesday night, but police are still looking for a suspect.
The man led police in a car chase before eventually pulling over near Short and Walnut streets, police said.
Columbia Police responded to reports of a stabbing in downtown Columbia.
Damoris Pierce, 19, was stabbed Tuesday night on the 600 block of Claudell Lane.
Candidates discussed downtown cameras and pension plans for the Fire and Police departments.
A trial for former MU tailback Derrick Washington, charged with two misdemeanor counts of third-degree domestic assault, has been rescheduled for March 30.
A suit naming Defense Secretary Robert Gates and his predecessor Donald Rumsfeld could change the way the military handles rape and sexual assault cases in its ranks. The military has already hired dozens of additional investigators and prosecutors to assist with such cases.
Benjamin Elliott, the MU student arrested for allegedly writing racist graffiti on a statue outside Hatch Hall, claimed that he was drunk at the time of the incident. The Legion of Black Collegians will discuss the vandalism during their Senate meeting on Wednesday.