U.S. Rep. Ayanna Pressley’s silence on questions about her Boston property and whether she is charging rent during the coronavirus pandemic is becoming deafening. Pressley is one of the leading progressives in Congress but all too often just refuses to respond to non-softball questions — following the Elizabeth Warren school of public relations. One of the latest examples: A press release and press conference last month from her and other members of the “Squad” — Rep. Ilhan Omar, D-Minn., Rep. Alexandria Ocasio-Cortez, D-N.Y., and Rep. Rashida Talib, D-Mich. — announcing they were re-introducing the “Rent and Mortgage Cancellation Act.” What...