The 10 most important things in the world right now

Reuters/Kim Hong-Ji

A participant whirls cans filled with burning wood chips during a celebration ahead of "Jeongwol Daeboreum" (Great Full Moon), which is a traditional Korean holiday that celebrates the first full moon of the lunar calendar, at a park in Seoul, South Korea, February 21, 2016.

Good morning! Here's what you need to know on Tuesday.

1. Apple CEO Tim Cook has sent a memo to all employees explaining why the company is resisting an FBI request to decrypt an iPhone used by one of the San Bernardino shooters.

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2. The pound got crushed on Monday amid uncertainty about what would happen if the UK were to leave the EU. David Cameron has set June 23 as the date for a referendum on whether Britain should remain in the European Union.

3. In a letter to high school students billionaire Microsoft founder Bill Gates said the world needs an "energy miracle" to stop climate change. The letter was published on behalf of the Bill and Melinda Gates Foundation.

4. The Pentagon is expected to submit to Congress on Tuesday President Barack Obama's long-awaited plan for closing the US military prison at Guantanamo Bay, setting up a battle with lawmakers who oppose his efforts.

5. Deutsche Bank is cutting 75 jobs in its global markets division, split between London and New York. The cuts are in the bank's fixed-income trading unit, which deals with products such as bonds and interest-rate swaps.

6. Oil prices dipped slightly in early trading on Tuesday after posting strong gains the previous session on the back of an expected drop in US production, but which analysts expect to be countered by rising output from Iran.

7. A French court will on Tuesday examine whether it is legal for local authorities to evict hundreds of migrants from the notorious "Jungle" camp in Calais, ahead of a demolition deadline.

8. Australian mining giant BHP posted a massive half year loss of $5.669 billion, the big miner's first in 16 years and more than halved its dividend. Revenue was down 37% to $15.71 billion as falling commodity prices continue to cut into the business.

9. Uber driver Jason Dalton suspected in a series of three random shootings in Michigan has admitted carrying out the seemingly random attacks that killed six people, a prosecutor said Monday.

10. Donald Trump said that he'd like to punch a protester in the face and lamented that he wasn't in the "old days" during which such people would be "carried out on a stretcher." He made the comments during a campaign rally in Las Vegas on Monday.

And finally ... See if you can spot the armed camouflaged Marine watching you in these images.