Racing pundit John McCririck is recovering in hospital tonight after falling ill at Cheltenham Racecourse.
The 72-year-old complained of feeling unwell during the first day of the Cheltenham Festival and was taken to hospital by ambulance.
The veteran broadcaster was expected to be kept in Cheltenham General Hospital overnight for further tests to be carried out, his agent said.
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Guillier conceded a "severe defeat" defeat to his supporters as the result came in.
The outage struck Hartfield-Jackson Atlanta International Airport at around 1pm local time, stopping all outgoing flights.
It will be a chilly day for many parts with the highest temperatures, about 10 Celsius (50F) in the far northwest.