At the end of the initial visit, we may choose to do testing on breath, blood, saliva, or stool that can also aid in our investigation. (parsleyhealth.com)
According to the NDC, the NPP chairman must be invited by the police for further questioning to aid in investigations on the matter. (citifmonline.com)
Jimmy Jones (1), an FBI computer analyst (2), may be named on that list somewhere because of work Mr. Jones did, presumably analyzing computers, did find some information that aided in the investigation (3). (politics.stackexchange.com)