Opinion: Social Security’s COLA is now at risk after Trump’s shock firing at the Labor Department MarketWatchUS labour data agency was teetering even before Donald Trump fired its chief Financial TimesI was the US labor secretary. Trump’s latest firing undermines a key agency | Robert Reich The GuardianWhy were US job numbers which riled Trump revised down by so much? BBCPresident Trump defends sacking of head of US labour stats bureau Channel 4