Keith Boag - CBC NewsAn unsung benefit of the Donald Trump presidency is how it demands a deeper understanding of American civics and law. His behaviour has added intrigue to previously ho-hum questions about the U.S. Constitution. Can a sitting president be indicted?ADVERTISEMENTCan he commit crimes and then pardon himself? And the latest, prompted by a presidential tweet Thursday: Can the president delay the November election? Trump tweeted that voting by mail — something many think might be wise during a pandemic — would lead to "the most INACCURATE & FRAUDULENT Election in...…Keith Boag - CBC NewsAn unsung benefit of the Donald Trump presidency is how it demands a deeper understanding of American civics and law. His behaviour has added intrigue to previously ho-hum questions about the U.S. Constitution. Can a sitting president be indicted?ADVERTISEMENTCan he commit crimes and then pardon himself? And the latest, prompted by a presidential tweet Thursday: Can the president delay the November election? Trump tweeted that voting by mail — something many think might be wise during a pandemic — would lead to "the most INACCURATE & FRAUDULENT Election in...WW…