The usual solemn and joyous occasion that surrounds the Swearing-in Ceremony in the Pennsylvania Senate was anything but on Tuesday. The raucous session began with a dispute over mask wearing that led to the passage of a temporary rule proposed by Senate Democrats to mandate everyone in the chamber have a face covering, which a couple Republican Sens. John DiSanto of Dauphin County and Doug Mastriano of Franklin County had resisted wearing until that point. But that was only a precursor to the real fireworks that the Senate Democrats set off. Pa. Senate GOP leader to deny seating an incumbent...