“Carla would begin her own investigation into the source of the anonymous letters.”

“A police investigation blamed the driver of the minibus for reckless driving.”

“Anyhoo, I've run out of energy, and so any investigation of what on Earth the Council of Ministers is, will have to wait till some other time.”

“He became an investigator, principally focusing on white-collar crime and political corruption cases.”

“Would another investigator, a plant physiologist or mammalogist for example, have interpreted the data in the same way?”

“These people must be instructed to answer the investigator's questions.”

“The diagnosis can be confirmed by investigations such as MRI scans, Doppler ultrasonography, and venography.”

“Further exploratory investigations were carried out to determine whether these were pertinent here.”

“In organizations, investigations are commissioned to catalogue an individual's failures and misdemeanours.”

“The investigators, who had a military warrant, copied the hard drive of one lawyer's computer, Rehkopf said.”

“Air accident investigators have launched an investigation following the incident on Sunday morning.”

“Early investigators recognized bitumen as having a strong spatial relationship with gold, uraninite and pyrite.”