JPMorgan may need to revise timeline for settlement business exit: Fed's Powell Reuters JPMorgan Chase & Co (JPM.N) may need to change its timeline for an exit from the business of settling trades of U.S. government securities, Federal Reserve Governor Jerome Powell said on Monday. Powell said JPMorgan had publicly recognized the importance of not disrupting financial markets when it leaves the business. reut.rs/2e4XrIE