US President Donald Trump has paused grants, loans and other federal assistance, according to a leaked government memo verified by the BBC's US partner, CBS News. In the memo, the acting head of the Office of Management and Budget (OMB) calls on government agencies to ensure spending is consistent with Trump's priorities. The full impact of the pause is not yet clear, although the memo specifies that Medicare and Social Security benefits are not affected. It comes days after the US halted nearly all foreign aid. The move has been criticised by members of the rival Democratic Party who warn...