President Donald Trump can’t kill Obamacare, no matter how hard he tries. His administration’s latest threat to the law, unveiled Wednesday, expands the availability of short-term health plans that critics deride as “junk” insurance. However, despite the administration’s unrelenting efforts to sideline Obamacare, more insurers are signing up to sell 2019 coverage, and premium increases will be the lowest in years….There are promising signs across the country that Obamacare rate hikes for the 2019 enrollment season won’t approach the eye-popping increases of the past two years, though rates won’t be finalized until the fall. Paul Demko and Adam Cancryn, Politico)