A pair of U.S. senators from opposing parties is proposing a Federal oversight of sports betting in order to take back control of the activity in America. This is the first formal move by Congress after a Supreme Court ruling reopened a complex debate over fans betting on games and who controls the action. Several states have begun offering sports betting after New Jersey won a long-fought challenge in May, and many others are expected to take up the issue during new legislative sessions in 2019 as a way to generate millions in revenue. The federal bill introduced Wednesday by Sen….