President Obama championed America’s diversity in an upbeat final news conference Wednesday, challenging Americans to do more to ensure civil rights for everyone and insisting that future presidents will reflect the mixed-up “stew” of Americans of all faiths and backgrounds. ‘I believe in the American people’: Obama upbeat in last news conference President Obama championed America’s diversity in an upbeat final news conference Wednesday, challenging Americans to do more to ensure civil rights for everyone and insisting that future presidents will reflect the mixed-up “stew” of Americans of all faiths and backgrounds.