It’s likely someone on his team wanted to make it a secret nod to the siege.

Right wingers are obsessed with Waco and Ruby Ridge because they’re watershed moments for the gun rights movement. That should tell you a lot about their brains. They care more about cultists and white supremacists having their constitutional rights ‘violated,’ but never talk about the Panthers (gun control enacted or when Hampton was raided) or the MOVE bombing or any other minority who had their guns and speech taken from them.