The political leaders of Missouri have spent the better part of the past year working to make sure that residents of this state have no direct voice in the fundamental question of whether women should be allowed to control their own bodies. They’re still working at it. So tight is the Republican grip on Missouri government, and so intractable their opposition to even the most reasonable abortion-rights concessions, that it’s easy to wonder if the will of the people could possibly be allowed to prevail. But it can. Regular Missourians can, right now, join the abortion-rights signature campaign …