Bragging, complaining, criticizing. Donald Trump's rhetoric is a drastic departure from that of past U.S. presidents. Robert Rowland discusses Trump's rhetorical departure and what it means for the 2020 election cycle. Rowland — a professor specializing in the rhetorical legacies of presidents Ronald Reagan and Barack Obama — is author of "Analyzing Rhetoric: A Handbook for the Informed Citizen in a New Millennium."