A jury is about to begin deciding whether a Suburban Hospital maintenance worker killed his boss and tried to cover up the crime, or was doing his job and accused amid an atmosphere of paranoia.

The Montgomery County Circuit Court jury is slated to begin deliberations Wednesday in the first-degree murder trial of Keith D. Little, who is accused of stabbing 40-year-old Roosevelt Brockington Jr. to death in the hospital’s basement boiler room on New Year’s Day.