Police say they believe 28-year-old Raymond Roberts is breaking into homes, then robbing and assaulting the residents.
At least ten people between the ages of 72 and 92 have been robbed in east Durham since late June. In some cases, the victims have been pushed down and hurt. One woman suffered a stroke.
Several victims have identified Roberts.
Police are increasing patrols in the affected area in hopes of preventing another incident and easing the fears of residents