He said he could not ascertain how the government was coming to its official count, or where the count was taking place.
He told us that we were his specimens — i.e., he needed to ascertain how our rebellious generation read the canon in order to complete his critique of the human mind.
In spite of his efforts, Mr Anderson told the committee he "couldn't ascertain how may of those really couldn't be tried without closed material procedure".
Mr. Peters said he could not immediately ascertain how frequently such incidents occurred.
Forensic pathologists conduct an autopsy in cases of violent, unexplained, or unattended deaths, closely examining the decedent's wounds, blood, and tissue to ascertain how he died.
The force is combing through extensive evidence relating to the shooter and the attack, with a knife carried by Zehaf-Bibeau taken from his aunt's home in Mont Tremblant, Quebec, while officers try to ascertain how he obtained his gun, which Mr Paulson described as old and uncommon.
"As is usual in these circumstances, we have made contact with Mr Tymon through his lawyers, to ask him to speak to us so we can ascertain how he wishes to pursue this matter".
Without access to his tax records, it is very difficult to verify the claims he has made about his finances, and it's impossible to ascertain how much he has paid in taxes.
The Committee's Chair Meg Hillier began by asking Google's Head of Europe, Matt Brittin, whether he shared the anger felt by her constituents, quickly followed by five tactless attempts to ascertain how much he earns.
He acknowledged it was hard to ascertain how good his stuff was because he has not faced major league hitters this year.
