What the papers say - April 11

Britain's role in action over the Syria 'chemical weapon' attack, Facebook scrutiny and a "war of the posies" over tributes to a dead burglar lead the papers.

The Times reports Theresa May told Donald Trump that Britain needed more evidence of a chemical attack by the Assad regime to join military action against Syria.

Meanwhile the Daily Telegraph says Mrs May is standing behind Mr Trump, although would prefer to have Parliament's backing before joining any action.

The i says Mrs May will chair a meeting of her war Cabinet to discuss options in case a chemical attack is proven.

Facebook is heading for a major courtroom battle after a class-action lawsuit was launched against the company, Cambridge Analytica and two other firms, The Guardian reports.

The family of dead burglar Henry Vincent have demanded an apology from pensioner Richard Osborn-Brooks over his death following a struggle at his house, reports the Daily Mirror.

The Metro tells how floral tributes left for the career criminal were torn down by angry locals before being put back.

Energy minister Claire Perry has told British Gas customers to switch providers after the company announced a £60 price rise for 4.1 million customers, according to the Daily Mail.

According to the Financial Times, carmaker Volkswagen is set to replace its boss, Matthias Mueller, as it recovers from the 2015 emissions scandal.

The number of child stabbing victims aged under 16 has risen by more than 60% in five years, The Independent reports.

Mrs May was "snubbed" by Prince Harry and Meghan Markle after the PM was left off their wedding invitation list, The Sun says.

Chemical castrations is among the measures being looked at to tackle sex offending, the Daily Express reports.