Trump pleads not guilty to all 37 charges in classified documents case

Trump pleads not guilty to all 37 charges
in classified documents case
Trump was arrested, but wasn't deemed a flight risk
Trump spent the remainder of the afternoon making his case to
supporters
Smiling, Trump shook hands with dozens of people inside the restaurant.
At one point he shouted, "food for everyone" as the crowd cheered and
chanted "USA!"
What happens next?