Police remain “tight-lipped” about details regarding last week’s murder of New Brunswick businessman Dick Oland, The Globe and Mail reports. But according to Derek Oland, Dick Oland’s younger brother, police have begun searching the home of Dennis Oland, Dick’s only son. Derek Oland says police began searching his nephew’s home after questioning him extensively. Their reason for the search remains unknown. Dennis Oland told police he was not close with his father, though they bonded on the family boat from time to time.