Clinton refutes Trump's claim that she attended because of his contributions to her and the Clinton Foundation.
White House press secretary Josh Earnest said the president backs his 2008 opponent's war record.
O'Malley joins Sanders in backing a $15 minimum wage.
The Hill has a few of trend’s best zingers.
The first lady would best Clinton among black voters if she ran.
Sen. Ted Cruz's (R-Texas) comments at a private event in New York struck a different tone to some observers.
1988 nominee encourages party to "get behind" former secretary of State.
"Marco doesn't bring that much more experience than Obama did," says Rep. David Jolly.
Report says expenditures more than doubled over 2010.