The lawyer who filed suit challenging Senator Cruz's eligibility to serve as president as a "Natural Born Citizen" has a record pockmarked with disciplinary actions and suspensions. Newton B. Schwartz was barred from practicing in Louisiana for a flurry of ethical violations in 2014. According to the detailed disciplinary ruling against Schwartz in Louisiana, he engaged in legal matters in Louisiana but was never admitted to practice law in the state and never sought temporary admission. (You can read the lengthy disciplinary case against Schwartz here). He also consented to an order barring him from practicing law in Pennsylvania. Although...