John Legend is producing the film, which is due out Aug. 19.
Blog Briefing Room
The actor is set to produce and star in a film about the president.
Obama held a press conference with college journalists.
"Millions have suffered because of this," Cruz wrote in the book.
The campaign "immediately terminated" the staffer.
Employees said a man dressed in a panda suit threatened to blow up the station.
A new Morning Consult poll finds that Sen. Bernie Sanders (I-Vt.) is the most popular senator, according to constituent approval ratings.
Sixty percent said the state is on the wrong track.
The New York Republican accused Cruz of having "perpetrated a fraud and a hoax."
The Pennsylvania Republican said he voted for Ted Cruz.