WASHINGTON, June 15: In the final months leading up to the launch of the key piece of President Barack Obama’s healthcare reforms, the administration is preparing a public-education campaign designed to connect directly with the audience most critical for the law’s success. The effort will focus on selling the merits of the Patient Protection and Affordable Care Act to 2.7 million Americans with little or no health coverage, who are 18-to-35 years old, mostly male, and largely nonwhite, including many who are black or Hispanic, officials involved in the planning told. (agencies)