Republican legislators want to keep popular Obamacare provisions for themselves and their staff. House Republicans appear to have included a provision that exempts Members of Congress and their staff from their latest health care plan. The new Republican amendment, introduced Tuesday night, would allow states to waive out of Obamacare’s ban on pre-existing conditions. This means that insurers could once again, under certain circumstances, charge sick people higher premiums than healthy people. Republican legislators liked this policy well enough to offer it in a new amendment. They do not, however, seem to like it enough to have it apply to...