Harvard University’s commencement Thursday was defiant and celebratory, with speakers stressing the values of diversity and truth in the wake of the school’s legal battles with the Trump administration. Dr. Abraham Verghese, this year’s commencement speaker who is a Stanford professor and infectious disease doctor, began by acknowledging the “unprecedented moment for Harvard University in this institution’s almost four-century existence.” The commencement came just days after a senior Trump official told NBC News Tuesday that the administration intends to ask all federal agencies to find ways to end their contracts with the school. The move would result in an estimated...