Every incremental increase brings Iran closer to the day when it could produce a nuclear weapon, should it make the political decision to do so. They're not there yet, this is an incremental increase... But it would certainly be seen as concerning in Israel and parts of the US.
More top news
School funding is shooting up the list of voters' priorities as the General Election approaches, according to researchers.
The Conservative and Labour leaders are expected to use PMQs on Wednesday to push their main campaign messages.
Surrey Police has been criticised for handing back John Lowe his shotguns months before he went on to shoot his partner and her daughter.