Milwaukee Journal Sentinel: State regulators approved plans on Friday for We Energies to install new pollution controls at an aging coal-fired power plant in Oak Creek, rejecting calls by environmental and consumer groups to close some or all of the units. The Public Service Commission voted 3-0 to authorize the Milwaukee-based utility to spend $830 million for the equipment – an expense that will be borne by customers. The utility said it had not yet calculated how the upgrades will affect future …