President Joe Biden’s planned order on so-called ghost guns violates the U.S. Constitution, according to critics of the move. The White House says these ghost guns will be reined in through a final rule that bans manufacturing many versions of the guns, such as “buy build shoot” kits that enable people to assemble guns that do not have serial numbers. “Because ghost guns lack the serial numbers marked on other firearms, law enforcement has an exceedingly difficult time tracing a ghost gun found at a crime scene back to an individual purchaser,” the White House said, adding that another component is forcing gun dealers and gunsmiths who come into possession of guns without serial numbers to serialize them. Rep. Thomas Massie (R-Ky.), one of the critics, said the plan goes against the Constitution. “The Constitution does not authorize the federal government to prevent you from making your own firearm. This …