They are seeking the right to have their own experts challenge the government's laboratory results.

Though all these experts challenge the existing order, their advice is often contradictory.

Several experts will challenge police methods in the case and the reliability of the evidence they collected.

Some experts still challenge the economic rationale for desalination in Israel.

Many experts have challenged Weider's claim that the food supplements aid physical development.

But two American experts recently challenged this view.

But other experts at the nation's weapons laboratories are challenging this view.

This study was not that type of trial, and some experts immediately challenged the study's findings.

Other experts challenge the idea that a warmer world means more and stronger storms.

But many experts on political behavior challenge their use in trying to predict the actions of a living world leader.