Senate health committee Chair Lamar Alexander (R-TN) said carriers have made it clear to him that they will hike premiums if Congress doesn't act in September to fund the cost-sharing reduction payments and that they might still leave the markets before October even though the last bare county was filled in this week. In an Aug. 24 interview with The Tennessean Alexander reiterated that it is crucial his committee passes a health care stabilization package following hearings scheduled for Sept...