MPs will decide later whether to authorise UK air strikes against Islamic State in Syria at the end of what is expected to be a mammoth 10-hour debate.
Firearms officers might have to "walk over casualties" in the event of a Paris-style UK attack to deal with the threat, a senior officer says.
Facebook's Mark Zuckerberg and wife Priscilla Chan say they will give away 99% of their shares, as they announce the birth of their daughter Max.
With MPs due to vote on Syria air strikes, public and political pressure on David Cameron - and his criticism of Jeremy Corbyn - make several of Wednesday's front pages.
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Why are so many British homes left empty?
The species hasn't been seen in 15 years
Fleur East on bouncing back from X Factor defeat
Manchester City reach the League Cup semi-finals for the fourth time in seven seasons by easing to a 4-1 win over Hull City.
Who was James Clerk Maxwell?
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