IN: un secretary-general ban ki-moon encouraged iran tuesday to be fully cooperative and transparent to implement the work plan with the international atomic energy agency -lrb- iaea -rrb- .
summary: un chief encourages implementation of work plan between iran iaea
Problem: chaos deepened in president nicolas sarkozy 's political stronghold tuesday as his ruling party said it had given up fielding a candidate for mayor -- and quashed suggestions the president 's son could run .

What is a very short summary of the above text?
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A: election chaos grips sarkozy stronghold
question: former tour de france winner jan ullrich revealed saturday that he will spend three days in the united states as part of a business trip .

Write a brief summary in a sentence or so.
summary: birthday boy ullrich in the united states on business
chad 's president idriss deby itno on saturday ordered foreign oil firms chevron and petronas to leave the country from sunday for non-payment of taxes , national radio reported .

A summary about the text above: chad expels oil firms chevron and petronas
Question:
Summarize this: iceland 's civil defense department has advised people in areas affected by volcanic ash to wear masks and residents with respiratory problems to stay indoor , the local media reported on thursday .
Answer:
icelandic authority advises people to wear masks stay indoor in volcanic ash areas
Question:
Summarize this: zimbabwe 's opposition leader and president , struggling for control of key cabinet posts , joined southern african leaders monday for a mini-summit called to settle the country 's power-sharing deal .
Answer:

regional leaders to work on zimbabwe unity deal