More than 100,000 people have signed a petition calling for the British TV host Piers Morgan to be deported after he criticised America's gun laws.

After December's Newtown school shooting President Obama opened up the emotionally charged debate over stricter gun control, which CNN host Morgan is strongly in favour of.

The White House has issued a statement defending Mr Morgan's right to free speech.

Newsnight's Gavin Esler spoke to the former Mirror editor.