Each morning, Katherine Prevost fills her coffee maker with water from her kitchen faucet and presses the button. Until recently, she didn’t know the water may have contained a potent neurotoxin — lead. She was shocked when a water test provided by Verite News found lead detected in the water coming from the tap. “Now that means that I can’t do that anymore,” Prevost said. She already drank bottled water, but she relied on tap water for cooking everything from her gumbos and crawfish boils and