If you had RTFA you would have learned that "...Colorado’s Democrat regime refuses to cancel the primary and let GOP voters caucus."
If you would have lived in the state of Colorado as a native, like me - then you would have known that the state party absolutely controls the primary. The Demonrats have no say in how another literal corporation runs its governance.
Republican primary elections are a relatively new thing in our state. The caucus system is alive and well - in fact, I'll be leading the caucus meeting for my precinct...