Security forces have surrounded the area around an airfield at a US base in the eastern Afghan city of Jalalabad following explosions and gunfire.
The US-led NATO coalition confirmed "multiple explosions" in a statement.
We can confirm there have been multiple explosions in the vicinity of the Jalalabad airfield. Currently, ISAF officials are on the scene gathering facts.
More top news
Doctors say Danielle Hunter would never have known she had the tumour if it were not for Olivia-Mai pressing against it in the womb.
Cuts and a lack of resources have put an already "overstretched" Metropolitan Police at risk of being "overwhelmed" by rape cases
The Met Police Commissioner admits change is required after a report highlighted failures in the service's conduct in rape investigations