 NEW YORK--BUSINESS WIRE--SG Blocks, Inc. NASDAQ: SGBX SG Blocks or the Company, a leading designer, innovator and fabricator of container-based structures, announced today that it will offer travelers rapid antigen testing at Los Angeles International Airport LAX for COVID-19 via Clarity Mobile Ventures, the joint endeavor between SG Blocks and Clarity Diagnostics. We are excited to continue to expand our healthcare testing services with Claritys highly rated Antigen test which is 