Exhibit A in "How NOT to react to the murder of children and teachers"
"Mr. President, remember this is a national tragedy- it is critical we get the optics right on this and at least APPEAR to ..."
TRUMP: 
Way to accentuate the positive, Mr. President! By 9:28 pm, just under four hours after touching down at the airport, the President had returned to the private club where he often spends his weekends. But his night was far from over: He and the First Lady were later spotted at a Studio 54-themed disco party at Mar-a-Lago, presumably mourning Parkland’s slaughtered schoolchildren: