U.S. financial institutions have identified funds potentially linked to last week's terrorist attacks in Paris, according to a top counterterrorism investigator with the FBI. The attacks on Friday evening by suicide bombers and suspected Islamic State members armed with Kalashnikov-style assault rifles lasted nearly three hours and targeted attendees of a soccer match at the Stade de France and a rock concert over five miles away, as well as patrons of several bars and restaurants in the heart of the French capitol. Compliance officers at American financial institutions have since notified federal investigators of their intent to file suspicious activity...