UPDATED: A global IT outage across British Airways (BA) May 27 that severely disrupted the airline’s operations and led to widespread cancelations appears to have been caused by a power supply issue, BA CEO Alex Cruz said. The problem was so serious that the airline canceled all flights from its London Heathrow hub and from London Gatwick, until 6 p.m. local time Saturday. BA also warned all passengers intending to travel before then not to go to the airports. The problem ...

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