Live news stream
The current weather conditions have led to a significant rise in smog levels around London. Parts of east London have been recorded at 'very high'.
Take a look at the figures in full from Defra here.
Chelsea coach Jose Mourinho shrugged off being targeted with a green laser pen during his side's 1-0 Champions League win over Steaua Bucharest on Wednesday night. He was targeted during the second half at Stamford Bridge. But Mourinho said he was unruffled, adding:
"I can't worry about that during the game I don't know if it can create problems or not. But during the game I felt it a couple of times. I felt the green, I felt no pain."
Some of Chelsea's players were also targeted, including Oscar.
A 12-year-old girl who went missing in Kingston-upon-Thames has been found. Police say Catherine Mitchell was found safe and well.
Covent Garden market is breaking an 800-year-old cash traditionand accepting digital payment for the first time today.
Traders at Apple Marketwill be accepting everything from cards to PayPal payments.
The life of Nelson Mandela will be celebrated at Westminster Hall later this afternoon.
A number of musical performances are expected to take place.
Foreign Secretary William Hague and Labour leader Ed Miliband are among the political figures who will pay their tributes.
A two-minute silence will be held later this morning to mark the 25th anniversary of the Clapham rail disaster.
The crash in 1988 claimed 35 lives.
Survivors will gather for prayers at a memorial garden close to the site of the crash.