A 2012 tax return from Donald Trump's foundation shows donations to two LGBT organizations.
He says he fears a three-way race would lead to the election of Donald Trump or Ted Cruz.
Anderson Cooper and Don Lemon quiz Hillary Clinton and Bernie Sanders about the environment and the economy, facing Trump in the general election, and racism — the latter with a touch of Avenue Q.
The Donald claims he's answered the question "150 times" already.
Hillary Clinton still holds a big lead in the delegate race for the Democratic nomination.
The stop-Trump battle gave Cruz a win in Kansas — another state Santorum had won — and Maine.