The Unitarian Universalist Church of Marblehead, 28 Mugford Street, will launch its 2019 Meetinghouse Speaker Series on February 3, from 4 p.m. – 6 p.m. with a deep dive into the immigration situation at the U.S. southern border. Alexandra Piñeros Shields, Aviva Chomsky and others with firsthand knowledge of U.S. immigration history, policy, and relations with Central America will delve into what has been put forward as the current situation. Why are people fleeing Central America? What is President Trump doing regarding refugees and asylum, and why? What challenges do immigrants face in Massachusetts, and what can people do to support immigrants?