Microsoft CEO Satya Nadella warned that countries that fail to attract immigrants will lose out as the global tech industry continues to grow.

US President Donald Trump will attend a breakfast meeting on Wednesday with Apple Chief Executive Tim Cook and other business leaders on the sidelines of the annual meeting of the World Economic Forum in Davos, Switzerland, according to sources familiar with the situation.

Teen climate crusader Greta Thunberg delivered a thought-provoking speech at the World Economic Forum in Davos, Switzerland, on Tuesday urging an immediate action on climate change as she reminded the world: "Our house is still on fire."