Capitol riot hearings fuel the question: Did Trump commit a crime?

Cassidy Hutchinson, former aide to Trump White House chief of staff Mark Meadows, testifies to the House select committee (AP)

A US house committee has heard dramatic testimony from former White House aides and others about Donald Trump’s relentless efforts to overturn the 2020 election – and his encouragement of supporters who stormed the US Capitol bent on achieving his goal.

But the big question remains: Was any of it criminal?