It's not good news for rail commuters travelling between Birmingham New Street and Lichfield Trent Valley.

And it might not get better tomorrow.

Army disposal experts carry out controlled explosion on an unexploded device.

Charlie Slater
BBC Weather presenter

You can also get the latest updates via the BBC Weather website.

Network Rail has warned commuters some services remain suspended after the Army's controlled explosion on a wartime bomb in Aston.

There are no trains running between Birmingham New Street and Lichfield Trent Valley.

Local buses that have been accepting train tickets are experiencing delays. 

A World War Two bomb that shut a major road network over two days has been detonated by the Army.

Monday's discovery in Aston, Birmingham, led to the closure of Aston Expressway along with a rail route running north out of the city.

Evacuated residents whose homes were in an exclusion zone slept in a gym overnight.

A stretch of the M6 was closed at about 15:00 on Tuesday while the explosion was carried out - since reopened.  

John Bray
BBC Midlands Today

The Birmingham Air Raids Remembrance Association has been in touch with these statistics that tell the city's Blitz history. 

A stretch of the M6 was shut both ways between Coleshill and Great Barr shortly after 15:00 while the Army carried out a controlled explosion on a World War Two bomb.

It has reopened, but the Aston Expressway remains closed.

Olivia Morley
Journalist, BBC WM

People have been saying , externalthey heard the controlled explosion carried out within the last half hour. 

Residents of Erdington, Kingstanding, Castle Vale, Castle Bromwich, Sutton Coldfield and Coleshill have said they heard the boom.

Hear anything? Let us know here, external and here, external. 

Image source, Army

The Army has carried out a controlled explosion on the WW2 bomb in Aston, but commuters thinking they'll be able to travel north on the Cross City line out of Birmingham may have to think again.

Here's Network Rail reminding passengers that emergency services need to first declare the route safe.  

Trains have been cancelled between Birmingham New Street and Lichfield Trent Valley since Monday - part of the route runs parallel to where the bomb was found.  

Newly-elected West Midlands mayor Andy Street has thanked the emergency services , externalfor their work in dealing with the World War Two bomb found in Birmingham. 

He warned commuters of delays amid road closures and train cancellations. 

The Army earlier carried out a controlled explosion on the device.

Here's some footage of the aftermath of the Army's controlled explosion.

Here's the police reminding people that the controlled explosion does not mean the incident and its knock-on effects are at an end.

This officer says there is "much to do", with multiple agencies working in the aftermath of the emergency. 

We'll bring you travel details as we get them but as the Army prepared to carry out a controlled explosion on the World War Two bomb, the rail situation wasn't looking hopeful.

A stretch of the M6 was closed at about 15:00, with police saying they hoped to reopen it within 90 minutes.

Aston Expressway remains closed.

West Midlands Police has confirmed the development within the last minute.

A stretch of the M6 is closed in both directions between J4, Coleshill, to J7, Great Barr.

It's while the army prepares to carry out a controlled explosion on this World War Two bomb.

Image source, Army

Hundreds of tonnes of sand have been driven in by the army to aid its operation in Aston.   

Image source, Army

These pictures are as close as you're going to get - there is a 500m exclusion zone around the site in Priory Road, with, police said, "hundreds of homes" evacuated.

We shared this picture earlier of the World War Two bomb found in Aston and you've been sharing your thoughts on BBC Midlands Today's Facebook page, external. 

Image source, West Midlands Police

Here are a couple that caught our eye.

Image source, Facebook

If you're interested in the answer to Mr Shaw's question, this is worth a read.

And if you want to join in the conversation, you can comment here, external and here, external. 

Roads into central Birmingham remain closed for a second day and the M6 will be shut as detonation takes place.

Police say, external the M6 is closed in both directions at J4, Coleshill, to J7, Great Barr, as "disposal experts carry out a controlled explosion" of the World War Two bomb found in Aston. 

They hope to reopen the stretch "within 90 minutes".

Network Rail is asking people not to travel unless "absolutely necessary". 

Here are some more pictures shared by police, external of late-night military work to make safe a World War Two bomb.

Image source, West Midlands Police

We brought you a video earlier of the Army major who is overseeing the operation in Aston. In it, posted again below, he explains how tonnes of sand are being used to make a protective "sand igloo" - yes, igloo - around the German device. 

Major Mike Luedicke told the BBC sand bags gave the team "a great degree of safety around the site". 

Image source, West Midlands Police

As promised, here's the "sand igloo" lowdown.

Police have shared, external these pictures of army personnel working through the night to make safe the site where a World War Two bomb packing 130kg in explosives was found. 

Image source, West Midlands Police

Thirteen lorry-loads of sand weighing about 250 tonnes have been brought in to aid the Army's operation in Aston. 

Image source, West Midlands Police