question: greece came to a standstill on thursday as thousands and thousands of greeks took to the streets in protest against the government 's proposed social security reforms .

Write a brief summary in a sentence or so.
summary: greece comes to standstill due to nationwide strike
chinese police are investigating the former head of china 's scandal-plagued football federation on suspicion of bribery and match fixing , a state news agency said sunday .

A summary about the text above: police investigate ex-top china football official
Question:
Summarize this: leading islamic scholars proposed on friday creating a center that would promote relations among different religions , saudi arabia 's state news agency spa reported .
Answer:
islamic scholars urge center for inter-faith dialogue
Text: the head of the u.s. team negotiating a new arms pact with russia says talks have been `` productive '' .

Summary: us says arms talks with russia productive
Generate a short summary: the u.s. environmental protection agency proposed a major tightening thursday of the health standard for airborne lead , saying that current allowable concentrations do not adequately protect public health , especially children .
Answer: us environment agency proposes tightening standards for airborne lead
Generate a short summary: angolan rebels have turned over the five russian aviators held captive last year to the zambian authorities , informed source said here wednesday .
Answer:
angolan rebels release russian pilots