into the construction of a court building. County officials were accused of spending public money to sweep their offices for listening devices, according to media reports at the time. Abrahamson was the key witness on the bug-sweep investigation, grand jury transcripts show. The grand jury ultimately ended its probe, and no charges were brought. Abrahamson, a seven-year deputy of the sheriff's office, previously was on the office's Special Assignment Unit, which included SWAT training, and was an organized crime detective at the time of his grand jury testimony in January 2010, according to the transcript.