During his presidential campaign, Trump promised widespread tax cuts -- from no tax on tips or overtime to cutting federal taxes on Social Security benefits. The latter, specifically, could have a direct impact on millions of retirees, with around 40% of those collecting benefits owing taxes on them.

In his latest wild rant, US President-elect Donald Trump has threatened to change the name of the 'Gulf of Mexico' to the 'Gulf of America,' describing the suggested new name as 'beautiful'

President-elect Donald Trump said this week he intends to rename the Gulf of Mexico once he takes office — but experts say his power to do so will