Thunderstorms disrupt Gatwick and Heathrow as hundreds of flights delayed or cancelled

Passengers report being stuck on grounded planes in sweltering conditions as severe weather causes travel disruption across EuropeEurope heatwave: latest updatesThunderstorms have caused severe delays to hundreds of flights at Heathrow and Gatwick airports, leaving passengers stuck on grounded planes for hours in the scorching heat.Overnight, downpours and thunderstorms lit up the skies of London after back-to-back …