In addition to the problems on the Underground from Liverpool Street, rail services in and out of Liverpool Street main line station were disrupted due to an overhead wire problem between Elsenham and Stansted Mountfitchet in Essex.
This is affecting travellers on services run by the Greater Anglia and CrossCountry train companies.
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ITV News understands that Detective Sergeant Nick Bailey is close to being able to leave Salisbury District Hospital.
The blast happened on the road toward the Sakhi shrine where people gather to celebrate the New Year festival.
The retailer said it was "exploring" a company voluntary arrangement to help shore up its financial position.