TOKYO - U.S. stock futures tumbled while safe-haven assets such as the yen and U.S. bonds gained on Oct. 24 after a doctor who returned to New York City from West Africa tested positive for Ebola.
TOKYO - U.S. stock futures tumbled while safe-haven assets such as the yen and U.S. bonds gained on Oct. 24 after a doctor who returned to New York City from West Africa tested positive for Ebola.