Delta Air Lines canceled more than 600 flights Monday as the fallout from a global tech outage extended into a fourth day.
The Atlanta-based carrier had already scuttled hundreds of flights after a software update on Friday knocked out computer systems worldwide.
Delta Air Lines canceled more than 600 flights Monday as the fallout from a global tech outage extended into a fourth day.
The Atlanta-based carrier had already scuttled hundreds of flights after a software update on Friday knocked out computer systems worldwide.