ft.com | UK Follow Fed and BoE step up scrutiny of bank exposure to trading firms after Jane Street loss Regulators intensify questioning of prime brokers after blow-up at AI-focused hedge fund Situational Awareness https://www.ft.com/content/f1d9d398-0666-44cf-96f4-390e6c3f5173?syn-25a6b1a6=1 ft.com