GLOBAL MARKETS-U.S. stock markets hit new highs, Treasury yields up as choppy week ends
(Adds Wall Street close)
* Wall Street closes at record highs
* Flash PMI data mixed, COVID worries hurt outlook
* Oil up; U.S. dollar, U.S. treasury yields rise
By Jessica DiNapoli
NEW YORK, July 23 (Reuters) – All three major U.S. stock…