Democratic members of the “Squad” in Congress continue to raise ethics concerns and red flags among watchdog groups, who have often urged government bodies to investigate their alleged misconduct.The latest situation earning the ire of watchdogs is Rep. Cori Bush’s (D‑MO) newly announced marriage to a security guard for her campaign, despite her husband, Cortney Merritts, reportedly not holding a St. Louis private security license. Bush’s marriage, which was quietly inked in January, is part of a string of alleged …