Finance ministers and central bankers from the G20 top economies gather in South Africa on Wednesday and Thursday, for a meeting marred by the absence or curtailed attendance of key members and disputes over the main issues of climate, debt and inequality.

Jim Mattis and four other former defense secretaries called President Donald Trump’s ouster of Gen. CQ Brown and other top officers dangerous and unjustified.

Five former secretaries of defense are calling on Congress to hold immediate hearings on President Donald Trump’s recent firings of the chairman of the Joint Chiefs of Staff and several other senior military leaders.