Eleuthera Trio (Lois Shapiro, piano, Francine Trester, violin, Julie Reimann, cello) perform at the First Unitarian Universalist Society in Newton, MA, in support of Doctors Without Borders, a nonprofit organization that brings medical humanitarian assistance to victims of conflict, natural disasters, epidemics and healthcare exclusion. The program includes Martin's scintillating Trio on Popular Irish Melodies,…