Trump fires back at Obama's Rutgers speech on Twitter
President Barack Obama speaking to Rutgers crowd (Photo: Screen capture)

President Obama tells Rutgers grads 'ignorance is not a virtue' President Barack Obama delivers the 250th Commencement address at Rutgers University on Sunday, May 15, 2016. TRENTON -- At least one person apparently disagreed with President Obama's commencement speech at Rutgers University: Donald Trump The presumptive Republican presidential nominee took to Twitter on Monday night to…