Financial Markets, Air Space Closed Wednesday by Arkansas Business staff Posted 9/11/2001 04:21 pm Updated 6 years ago U.S. financial markets will remain closed Wednesday; U.S. air space will remain closed at least until noon Wednesday after an apparent terrorist attack. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.