While Elon Musk briefed people on a new executive order from the Oval Office, his 4-year-old son X Æ A-Xii – who goes by X – ...

On Thursday, images emerged of the Tesla and SpaceX CEO holding the hands of his son X, four, and daughter Azure.

Special government employees, or SGEs, are typically hired on a temporary basis as experts or consultants or serve as members of federal advisory committees.