The Republican Caucus will be held from 10 a.m. to 2 p.m. Saturday, March 5, at various locations in Kansas. It is by secret ballot and any registered Republican can vote.Barton County Republican Chairman Richard Friedeman encourages party members to come early and bring their photo identification to the Crest Theater at 1905 Lakin Ave. in Great Bend. The doors will open at 9 a.m. and volunteers will need time to check registrations.