Source: Dallas Business Journal; Jul 13, 2020, 10:12am EDT American, Southwest and North Texas corporate travelers are coming to grips with how business travel will change because of COVID-19. The pandemic has Paul Treangen rethinking things. Treangen is the CEO of Dallas-based TNW Corp., a shortline railroad operator. Like other companies, TNW embraced technology during the time of COVID-19. Some changes, he thinks, might even be permanent. “I anticipate less business travel