Morning top 5: New measures to reduce school costs for parents; Trump warns North Korea it has 'gotta behave'

The top stories this Tuesday morning...

The Minister for Education is set to hear calls for equal pay for teachers at unions' conferences this week.

The INTO, ASTI and TUI are all holding their annual meetings, where pay is topping agendas.

The TUI - which represents second and third level teachers - says a lack of full time work means many of its members are struggling to make ends meet.

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New measures have been announced to reduce the cost for parents of sending children to school.

They include the banning the use of workbooks which cannot be reused; the use of generic uniforms; and fully costed lists for items parents are required to buy.

Education Minister Richard Bruton suggests the measures "will give parents a strong voice in ensuring costs are always kept to a minimum".

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President Trump has warned North Korea's leader that he must 'behave' over the country's development of nuclear weapons and testing of ballistic missiles.

It coincides with comments by the US Vice President, who has arrived in Japan as part of his trip to south-east Asia.

Mike Pence warned it would be unwise to test the "resolve" of Mr Trump and said "all options are on the table" to deal with the threat posed by Pyongyang.

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Facebook says it is reviewing how it handles violent videos - after footage of a murder remained online for more than two hours.

Authorities across the US are hunting Steve Stephens - who filmed himself apparently approaching a victim at random and shooting him dead.

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A €500 million construction project will get underway in Limerick this morning.

The Gardens building aims to provide 750 jobs once its completed.

It's part of the Limerick 2030 programme, which aims to drive investment and jobs in the region.