U.A.E. real estate tycoon and Trump pal has a history of audacious projects, but can he come up with the pledged $20 billion? He makes his case from Mar-a-Lago.

President-elect Donald Trump announced an investment of at least $20 billion from Hussain Sajwani, the head of Damac Group, to build new data centers in the US.

Dubai developer DAMAC Properties will invest at least $20 billion "over a very short period of time" in the U.S., primarily in data centers in the middle of the country, President-elect Donald Trump announced Tuesday,