The head of the US Environmental Protection Agency has said he would allow his own children to drink and bathe in public water near the site of a train derailment and chemical spill in Ohio, so long as it had been tested and deemed safe by officials. EPA Administrator Michael Regan visited the site of the East Palestine derailment on Thursday, seeking to reassure skeptical residents that the water is fit for drinking and the air is safe to breathe. Asked if he would allow his own children to drink the water, Regan said, as long as it has been...