Thousands of teachers are considering strike action in a row over pay and pensions.
It comes as new figures show a dramatic rise in compensation paid to teachers - after cases of assault and abuse.
Daybreak's Tiffany Royce reports.
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Through the day, most of the cloud should break up to leave fine conditions for many with spells of sunshine.
The Eiffel Tower in Paris was plunged into darkness, with the Burj Khalifa in Dubia emblazoned with the Union Jack.
The major party leaders' campaigns for the General Election will remain suspended on Wednesday following the Manchester terror attack.