France's Nicolas Sarkozy detained for questioning

Key Points

• French ex-President Nicolas Sarkozy held for questioning over alleged influence peddling
• Police probing claims that information on separate investigation was being passed to Mr Sarkozy's lawyer
• Decision to hold him is an unprecedented step against a former president
• Development seen as a blow to Mr Sarkozy's attempts to challenge for the presidency in 2017
• Mr Sarkozy can be held for up to 24 hours
• All times GMT