Lower-court rulings would have blocked construction of the 90,000-square-foot ballroom after finding that the Trump administration should have first sought approval from Congress.
Questioning a state’s investigation is highly unusual for the public health agency, but reflects tensions between the Trump administration and many states over health issues.
Amid a backlash, Gov. Josh Shapiro is pumping the brakes on enormous data centers. But in a region scarred by the collapse of the steel industry, some welcome billions in construction.