A post-mortem examination is set to take place later today, police say.
Magistrates have granted an application from police as inquiries into the tragedy continue.
Three men remain in police custody tonight as investigations into the death of a man and woman in separate incidents last night continue.
Motorists are being urged to avoid the area, amid reports of heavy traffic on surrounding routes.
Residents have told of how their 'normal' areas were rocked by tragedy
Detectives say the incident is not connected to a second murder inquiry launched in West Norfolk last night.
Members of the public are being urged to share their ideas on how to mark the centenary of Howard Carter's legendary discovery.
A lower speed limit will be in place once work, which is due to begin next week, is completed.
Police say thousands of pounds worth of stock was recovered during the operation.
New figures suggest infection rates are continuing to fall.
A licensing hearing will take place next week, as opponents warn the proposal could be a 'nightmare' for residents.
Drivers are being urged to approach one of Lynn's busiest road junctions "with care" after signal problems were reported this morning.
Free transport is being offered until the end of February in a new drive to encourage people to get vaccinated against coronavirus.
Officials say more than 90 per cent of the development would be affordable housing, but opponents are worried about road and infrastructure issues.
Police fear some of the items may have been sold online.
A group of youths was also dispersed amid allegations of anti-social behaviour in Lynn Town Centre, say police.
Councillors are set to consider the new proposal later this week.
The woman is due back in court later this month accused of stealing goods worth more than £11,000.
Five patients have now died with the virus so far this month.
The incident closed the A47 for more than four hours last night.