Avalon skillfully twisted to prevent more than one of the attackers from striking at the same time.

Moseley said that the change was motivated by the desire to prevent elections for the legislature at the same time as county judges.

Regulation prevented such cutthroat competition by assuring market share to the entire industry, at the same time maintaining standards of service.

A subsequent investigation showed the company did not have the necessary procedures in place to prevent the sale at the time.

The goal, simply put, is to meet the singular challenge of preventing - while at the same time preparing for - future acts of terrorism.

Gant away, and the pursuit of him prevented at the same time.

It will be a delicate balance, they said, for Ratner to prevent an exodus of fans at the same time he plans the team's move.

"You cannot prevent and prepare for war at the same time."

It would be better to ask why nobody prevented such crimes at the right time.

Albert Einstein once observed that you cannot prevent and prepare for war at the same time.