Republican Donald Trump is eyeing an opportunity to pull away from his rivals on Super Tuesday, a delegate-rich dash across the country that could accelerate their march toward the general election.
The contests come at a turbulent moment for Republicans as they grapple with the prospect of Trump becoming the party’s nominee. Rivals Marco Rubio and Ted Cruz are engaged in a frantic effort to stop the billionaire—with Rubio in particular lobbing surprisingly personal attacks—but it was unclear whether they'd made their move too late.