Updates
** Shares of American Airlines AAL.O down 1.6% at $16.98
** Carrier says it has resumed flights after a technical glitch forced it to issue an hour-long ground stop, disrupting travel for thousands on Christmas Eve — one of the busiest periods of the year
** "A vendor technology issue briefly affected flights this morning. That issue has been resolved and flights have resumed," AAL says
** AAL operates thousands of flights per day to more than 350 destinations in over 60 countries
** Up to last close, stock up ~26% this year
(Reporting by Jaspreet Singh in Bengaluru)
((Jaspreet.Singh@thomsonreuters.com ; https://twitter.com/i_jass))