Donald Trump has spent nearly a decade bragging about his crowds. Lately, he's been making the same boasts to swaths of empty seats. In his third presidential bid, Trump for the first time is facing an opponent who stages her own massive rallies, calling further attention to the fact that his crowds, however enthusiastic they are, sometimes have failed to fill large venues and often thinned out as he spoke. In North Carolina this weekend, the former president and Republican nominee spoke at First Horizon Coliseum in Greensboro, where the lower level of the 22,000-seat arena remained unfilled, with the upper level blocked off altogether. We've had the biggest rallies in history of any country. Every rally's full," he falsely claimed anyway. You don't have any seats that are empty. He began Monday, the eve of the election, in Raleigh, North Carolina, where a late-arriving crowd came close to filling the venue but left a smattering of empty seats. In Reading, Pennsylvania, Trump took