A conference that’s reported as being a Democrat version of CPAC, called the “Ideas Conference,” will take place in a couple of months. The Dems’ 2020 field is expected to begin taking shape at that conference:

Sens. Elizabeth Warren (D-Mass.), Cory Booker (D-N.J.), Kamala Harris (D-Calif.), Chris Murphy (D-Conn.) and Kirsten Gillibrand (D-N.Y.), Montana Gov. Steve Bullock and Los Angeles Mayor Eric Garcetti are all confirmed to attend, and more are expected to be added to the event, scheduled for May 16.

The Dem auditions, put another way:

It’s possible Politico’s use of “cattle call” could trigger somebody on this day.

Besides, there’s a much more accurate way Politico could have phrased it:

Ha! Please make a note of it, Politico!