Last year, Australia approved similar laws to those proposed by Health Secretary Andrew Lansley, introducing plain packaging to reduce the attractions of smoking. Three global tobacco giants launched lawsuits saying the rules infringed trademark rights.
Three of the world's four largest tobacco groups, Philip Morris International, British American Tobacco and Imperial Tobacco are challenging the new law in the High Court.
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After a global IT crash caused chaos, BA says it aims to run a "near normal schedule" at Gatwick and the "majority of services" at Heathrow.
Georgina Callander's family said the government must "opens its eyes" in the wake of the attack.
Thunderstorms affect many throughout the rest of the Bank Holiday weekend.