Some commentators have claimed that the video has obviously been doctored to hide just how sick the president really is.

"I adore Sainsbury's trifle, you can't beat it, but after this I will just have to go without it. I agree with Laurence completely."

“Every single person in the vehicle during that completely unnecessary presidential ‘drive-by’ just now has to be quarantined for 14 days. They might get sick. They may die. For political theatre."

The actor, who describes himself as a "Fierce Liberal", told his 238,000 Twitter followers that he'll never shop in Sainsbury's again.

This is the weather forecast for London today.

The first tiger habitat in the UK to feature a pool deep enough for the animals to be fully submerged has opened to the public at Paradise Wildlife Zoo in Hertfordshire, with a viewing area for visitors to watch the tigers swim and play underwater.

Radical plans to overhaul the system will "turn the clock back on 50 years of progress", human rights groups say.

“Love is love. Know what we mean?”, they added.

"When it’s all over and we look back and reflect, we will actually be extremely proud of ourselves", Lord Bethell said.