He added that it was not within his purview to investigate general conditions at the jail.

Osborne again investigated conditions by living inside the prison like any other inmate.

Some other companies, as a result of targeting by activists, have at least sought to investigate working conditions.

He would then go on to investigate conditions at plants run by three other Nike contractors.

Today it sent four military observers to Kabgayi to investigate conditions.

It would also investigate local history, tribal life, customs, religion and economic conditions.

This led him to travel to the South to investigate working conditions.

The committee has been investigating conditions at Energy Department weapon plants for nearly four years.

He was just investigating conditions among the lower classes, to use his own rather ill-chosen words.

Through this process the tree ring record can be used to investigate past climatic conditions.