Former President Barack Obama and former first lady Michelle Obama on Friday endorsed Vice President Kamala Harris’ bid for the Democratic presidential nomination. The vice president posted a video on the social media platform X of her taking a call from the Obamas, who told her the election will be “historic.” “We called to say Michelle and I couldn’t be prouder to endorse you and do everything we can to get you through this election and into the Oval Office,” the former president told Harris. “I can’t have this phone call without saying to my girl, Kamala, I am proud of you,” Michelle Obama …