A team of plain-clothes security police wait outside the room where Premier Wen Jiabao is delivering his annual press conference.
The squad has been issued with small fire extinguishers, perhaps in response to the spate of self-immolations in protest at what some see as China's occupation of Tibet.
More than 20 Tibetan monks and nuns have set themselves on fire in last year, mainly in south-west China.
More top news
The Queen and Prince Harry have responded to a 'game on' from Michelle and Barack Obama in competitive Invictus Games videos on Twitter.
British astronaut Tim Peake takes part in a test to see how a Mars rover handles when it's controlled from further away.
Claudio Ranieri has called on his Leicester City players to finish the job of winning the Premier League.