The Highways Agency says it has filled the hole in the M2 in Kent with 40 tonnes of shingle.
This, officials say, has stabilised the hole and is helping them assess the extent of the problem.
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Work in the tower will also pause over the bank holiday weekend.
The attacker grabbed her dog lead wrapped it round her neck and started to strangle her before running away.
Less than a third of the money raised for those affected by the Grenfell Tower fire has reached their pockets, according to new data.