News International chief executive Tom Mockridge is to quit his role at the end of the month, it has been announced.
Rupert Murdoch, chairman and chief executive of News Corporation said the decision was "absolutely and entirely his own".
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A weather warning is also in place for Scotland, which could see "treacherous" and blizzard-like conditions on Thursday.
The lorry lost several butane gas canisters as the driver rammed into cars in a dangerous escape attempt that was ended by police gunfire.
The Gambling Commission said: "Integrity in sport is not a joke and we have opened an investigation to establish exactly what happened."